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Finding the Fourth Proportional to 859,447.76, 1,186,059 and 472,260.02

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Solution

The fourth proportional to 859,447.76, 1,186,059 and 472,260.02 is: 651,730.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,447.76 : 1,186,059 = 472,260.02 : x
  2. Step 2: Convert to fraction form
    859,447.76/1,186,059 = 472,260.02/x
  3. Step 3: Cross multiply
    859,447.76x = 1,186,059 × 472,260.02
  4. Step 4: Simplify right side
    859,447.76x = 560,128,247,061.18
  5. Step 5: Solve for x
    x = 560,128,247,061.18/859,447.76
  6. Step 6: Final answer
    x = 651,730.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.