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Finding the Fourth Proportional to 296,681.92, 445,122.24 and 97,011.52

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Solution

The fourth proportional to 296,681.92, 445,122.24 and 97,011.52 is: 145,549.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,681.92 : 445,122.24 = 97,011.52 : x
  2. Step 2: Convert to fraction form
    296,681.92/445,122.24 = 97,011.52/x
  3. Step 3: Cross multiply
    296,681.92x = 445,122.24 × 97,011.52
  4. Step 4: Simplify right side
    296,681.92x = 43,181,985,088.20
  5. Step 5: Solve for x
    x = 43,181,985,088.20/296,681.92
  6. Step 6: Final answer
    x = 145,549.77

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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.