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Finding the Fourth Proportional to 472,359.25, 708,539.39 and 117,373.27

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Solution

The fourth proportional to 472,359.25, 708,539.39 and 117,373.27 is: 176,060.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,359.25 : 708,539.39 = 117,373.27 : x
  2. Step 2: Convert to fraction form
    472,359.25/708,539.39 = 117,373.27/x
  3. Step 3: Cross multiply
    472,359.25x = 708,539.39 × 117,373.27
  4. Step 4: Simplify right side
    472,359.25x = 83,163,585,128.11
  5. Step 5: Solve for x
    x = 83,163,585,128.11/472,359.25
  6. Step 6: Final answer
    x = 176,060.03

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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.