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Finding the Fourth Proportional to 487,287.95, 730,982.06 and 183,937.62

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Solution

The fourth proportional to 487,287.95, 730,982.06 and 183,937.62 is: 275,925.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,287.95 : 730,982.06 = 183,937.62 : x
  2. Step 2: Convert to fraction form
    487,287.95/730,982.06 = 183,937.62/x
  3. Step 3: Cross multiply
    487,287.95x = 730,982.06 × 183,937.62
  4. Step 4: Simplify right side
    487,287.95x = 134,455,097,407.99
  5. Step 5: Solve for x
    x = 134,455,097,407.99/487,287.95
  6. Step 6: Final answer
    x = 275,925.35

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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.