Home / 738,123.20-1,105,629.60-598,155.20

Finding the Fourth Proportional to 738,123.20, 1,105,629.60 and 598,155.20

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Solution

The fourth proportional to 738,123.20, 1,105,629.60 and 598,155.20 is: 895,972.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,123.20 : 1,105,629.60 = 598,155.20 : x
  2. Step 2: Convert to fraction form
    738,123.20/1,105,629.60 = 598,155.20/x
  3. Step 3: Cross multiply
    738,123.20x = 1,105,629.60 × 598,155.20
  4. Step 4: Simplify right side
    738,123.20x = 661,338,094,513.92
  5. Step 5: Solve for x
    x = 661,338,094,513.92/738,123.20
  6. Step 6: Final answer
    x = 895,972.51

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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.