Home / 952,320.65-1,314,218.52-522,640.76

Finding the Fourth Proportional to 952,320.65, 1,314,218.52 and 522,640.76

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Solution

The fourth proportional to 952,320.65, 1,314,218.52 and 522,640.76 is: 721,253.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,320.65 : 1,314,218.52 = 522,640.76 : x
  2. Step 2: Convert to fraction form
    952,320.65/1,314,218.52 = 522,640.76/x
  3. Step 3: Cross multiply
    952,320.65x = 1,314,218.52 × 522,640.76
  4. Step 4: Simplify right side
    952,320.65x = 686,864,159,527.78
  5. Step 5: Solve for x
    x = 686,864,159,527.78/952,320.65
  6. Step 6: Final answer
    x = 721,253.04

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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.