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Finding the Fourth Proportional to 615,024.30, 922,536.45 and 283,248.30

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Solution

The fourth proportional to 615,024.30, 922,536.45 and 283,248.30 is: 424,872.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,024.30 : 922,536.45 = 283,248.30 : x
  2. Step 2: Convert to fraction form
    615,024.30/922,536.45 = 283,248.30/x
  3. Step 3: Cross multiply
    615,024.30x = 922,536.45 × 283,248.30
  4. Step 4: Simplify right side
    615,024.30x = 261,306,881,150.54
  5. Step 5: Solve for x
    x = 261,306,881,150.54/615,024.30
  6. Step 6: Final answer
    x = 424,872.45

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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.