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Finding the Fourth Proportional to 474,658.56, 710,501.76 and 263,617.92

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Solution

The fourth proportional to 474,658.56, 710,501.76 and 263,617.92 is: 394,601.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,658.56 : 710,501.76 = 263,617.92 : x
  2. Step 2: Convert to fraction form
    474,658.56/710,501.76 = 263,617.92/x
  3. Step 3: Cross multiply
    474,658.56x = 710,501.76 × 263,617.92
  4. Step 4: Simplify right side
    474,658.56x = 187,300,996,127.54
  5. Step 5: Solve for x
    x = 187,300,996,127.54/474,658.56
  6. Step 6: Final answer
    x = 394,601.53

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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.