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Finding the Fourth Proportional to 424,997.84, 586,511.56 and 234,024.40

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Solution

The fourth proportional to 424,997.84, 586,511.56 and 234,024.40 is: 322,961.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,997.84 : 586,511.56 = 234,024.40 : x
  2. Step 2: Convert to fraction form
    424,997.84/586,511.56 = 234,024.40/x
  3. Step 3: Cross multiply
    424,997.84x = 586,511.56 × 234,024.40
  4. Step 4: Simplify right side
    424,997.84x = 137,258,015,922.06
  5. Step 5: Solve for x
    x = 137,258,015,922.06/424,997.84
  6. Step 6: Final answer
    x = 322,961.68

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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.