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Finding the Fourth Proportional to 467,332.76, 702,462.55 and 308,429.95

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Solution

The fourth proportional to 467,332.76, 702,462.55 and 308,429.95 is: 463,610.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,332.76 : 702,462.55 = 308,429.95 : x
  2. Step 2: Convert to fraction form
    467,332.76/702,462.55 = 308,429.95/x
  3. Step 3: Cross multiply
    467,332.76x = 702,462.55 × 308,429.95
  4. Step 4: Simplify right side
    467,332.76x = 216,660,484,118.91
  5. Step 5: Solve for x
    x = 216,660,484,118.91/467,332.76
  6. Step 6: Final answer
    x = 463,610.73

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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.