Home / 901,652.38-1,244,280.59-493,779.58

Finding the Fourth Proportional to 901,652.38, 1,244,280.59 and 493,779.58

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Solution

The fourth proportional to 901,652.38, 1,244,280.59 and 493,779.58 is: 681,415.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,652.38 : 1,244,280.59 = 493,779.58 : x
  2. Step 2: Convert to fraction form
    901,652.38/1,244,280.59 = 493,779.58/x
  3. Step 3: Cross multiply
    901,652.38x = 1,244,280.59 × 493,779.58
  4. Step 4: Simplify right side
    901,652.38x = 614,400,343,404.43
  5. Step 5: Solve for x
    x = 614,400,343,404.43/901,652.38
  6. Step 6: Final answer
    x = 681,415.99

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Double scale
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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.