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Finding the Fourth Proportional to 323,193.48, 484,823.33 and 123,681.67

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Solution

The fourth proportional to 323,193.48, 484,823.33 and 123,681.67 is: 185,535.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,193.48 : 484,823.33 = 123,681.67 : x
  2. Step 2: Convert to fraction form
    323,193.48/484,823.33 = 123,681.67/x
  3. Step 3: Cross multiply
    323,193.48x = 484,823.33 × 123,681.67
  4. Step 4: Simplify right side
    323,193.48x = 59,963,758,490.95
  5. Step 5: Solve for x
    x = 59,963,758,490.95/323,193.48
  6. Step 6: Final answer
    x = 185,535.18

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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.