Home / 715,710.51-1,073,566.08-336,352.86

Finding the Fourth Proportional to 715,710.51, 1,073,566.08 and 336,352.86

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Solution

The fourth proportional to 715,710.51, 1,073,566.08 and 336,352.86 is: 504,529.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,710.51 : 1,073,566.08 = 336,352.86 : x
  2. Step 2: Convert to fraction form
    715,710.51/1,073,566.08 = 336,352.86/x
  3. Step 3: Cross multiply
    715,710.51x = 1,073,566.08 × 336,352.86
  4. Step 4: Simplify right side
    715,710.51x = 361,097,021,406.99
  5. Step 5: Solve for x
    x = 361,097,021,406.99/715,710.51
  6. Step 6: Final answer
    x = 504,529.44

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.