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Finding the Fourth Proportional to 442,293.12, 610,363.08 and 241,089.12

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Solution

The fourth proportional to 442,293.12, 610,363.08 and 241,089.12 is: 332,702.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,293.12 : 610,363.08 = 241,089.12 : x
  2. Step 2: Convert to fraction form
    442,293.12/610,363.08 = 241,089.12/x
  3. Step 3: Cross multiply
    442,293.12x = 610,363.08 × 241,089.12
  4. Step 4: Simplify right side
    442,293.12x = 147,151,897,837.69
  5. Step 5: Solve for x
    x = 147,151,897,837.69/442,293.12
  6. Step 6: Final answer
    x = 332,702.21

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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.