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Finding the Fourth Proportional to 652,838.47, 900,957.06 and 366,358.55

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Solution

The fourth proportional to 652,838.47, 900,957.06 and 366,358.55 is: 505,597.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,838.47 : 900,957.06 = 366,358.55 : x
  2. Step 2: Convert to fraction form
    652,838.47/900,957.06 = 366,358.55/x
  3. Step 3: Cross multiply
    652,838.47x = 900,957.06 × 366,358.55
  4. Step 4: Simplify right side
    652,838.47x = 330,073,324,366.26
  5. Step 5: Solve for x
    x = 330,073,324,366.26/652,838.47
  6. Step 6: Final answer
    x = 505,597.24

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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.