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Finding the Fourth Proportional to 296,437.52, 444,657.32 and 71,798.10

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Solution

The fourth proportional to 296,437.52, 444,657.32 and 71,798.10 is: 107,697.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,437.52 : 444,657.32 = 71,798.10 : x
  2. Step 2: Convert to fraction form
    296,437.52/444,657.32 = 71,798.10/x
  3. Step 3: Cross multiply
    296,437.52x = 444,657.32 × 71,798.10
  4. Step 4: Simplify right side
    296,437.52x = 31,925,550,727.09
  5. Step 5: Solve for x
    x = 31,925,550,727.09/296,437.52
  6. Step 6: Final answer
    x = 107,697.40

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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.