Home / 442,127.12-610,135.32-240,923.12

Finding the Fourth Proportional to 442,127.12, 610,135.32 and 240,923.12

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Solution

The fourth proportional to 442,127.12, 610,135.32 and 240,923.12 is: 332,473.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,127.12 : 610,135.32 = 240,923.12 : x
  2. Step 2: Convert to fraction form
    442,127.12/610,135.32 = 240,923.12/x
  3. Step 3: Cross multiply
    442,127.12x = 610,135.32 × 240,923.12
  4. Step 4: Simplify right side
    442,127.12x = 146,995,704,916.60
  5. Step 5: Solve for x
    x = 146,995,704,916.60/442,127.12
  6. Step 6: Final answer
    x = 332,473.85

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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.