Home / 908,036.71-1,253,099.14-500,140.02

Finding the Fourth Proportional to 908,036.71, 1,253,099.14 and 500,140.02

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Solution

The fourth proportional to 908,036.71, 1,253,099.14 and 500,140.02 is: 690,197.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,036.71 : 1,253,099.14 = 500,140.02 : x
  2. Step 2: Convert to fraction form
    908,036.71/1,253,099.14 = 500,140.02/x
  3. Step 3: Cross multiply
    908,036.71x = 1,253,099.14 × 500,140.02
  4. Step 4: Simplify right side
    908,036.71x = 626,725,032,390.36
  5. Step 5: Solve for x
    x = 626,725,032,390.36/908,036.71
  6. Step 6: Final answer
    x = 690,197.90

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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.