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Finding the Fourth Proportional to 736,763.76, 1,016,732.36 and 414,474

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Solution

The fourth proportional to 736,763.76, 1,016,732.36 and 414,474 is: 571,973.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,763.76 : 1,016,732.36 = 414,474 : x
  2. Step 2: Convert to fraction form
    736,763.76/1,016,732.36 = 414,474/x
  3. Step 3: Cross multiply
    736,763.76x = 1,016,732.36 × 414,474
  4. Step 4: Simplify right side
    736,763.76x = 421,409,128,178.64
  5. Step 5: Solve for x
    x = 421,409,128,178.64/736,763.76
  6. Step 6: Final answer
    x = 571,973.20

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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.