Home / 759,563.70-1,048,326.80-437,460.28

Finding the Fourth Proportional to 759,563.70, 1,048,326.80 and 437,460.28

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Solution

The fourth proportional to 759,563.70, 1,048,326.80 and 437,460.28 is: 603,769.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,563.70 : 1,048,326.80 = 437,460.28 : x
  2. Step 2: Convert to fraction form
    759,563.70/1,048,326.80 = 437,460.28/x
  3. Step 3: Cross multiply
    759,563.70x = 1,048,326.80 × 437,460.28
  4. Step 4: Simplify right side
    759,563.70x = 458,601,330,651.39
  5. Step 5: Solve for x
    x = 458,601,330,651.39/759,563.70
  6. Step 6: Final answer
    x = 603,769.42

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.