Home / 715,652.74-1,073,654.88-355,993.30

Finding the Fourth Proportional to 715,652.74, 1,073,654.88 and 355,993.30

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Solution

The fourth proportional to 715,652.74, 1,073,654.88 and 355,993.30 is: 534,077.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,652.74 : 1,073,654.88 = 355,993.30 : x
  2. Step 2: Convert to fraction form
    715,652.74/1,073,654.88 = 355,993.30/x
  3. Step 3: Cross multiply
    715,652.74x = 1,073,654.88 × 355,993.30
  4. Step 4: Simplify right side
    715,652.74x = 382,213,943,792.30
  5. Step 5: Solve for x
    x = 382,213,943,792.30/715,652.74
  6. Step 6: Final answer
    x = 534,077.38

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Double scale
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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.