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Finding the Fourth Proportional to 442,119.32, 610,124.54 and 240,915.32

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Solution

The fourth proportional to 442,119.32, 610,124.54 and 240,915.32 is: 332,463.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,119.32 : 610,124.54 = 240,915.32 : x
  2. Step 2: Convert to fraction form
    442,119.32/610,124.54 = 240,915.32/x
  3. Step 3: Cross multiply
    442,119.32x = 610,124.54 × 240,915.32
  4. Step 4: Simplify right side
    442,119.32x = 146,988,344,538.75
  5. Step 5: Solve for x
    x = 146,988,344,538.75/442,119.32
  6. Step 6: Final answer
    x = 332,463.07

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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.