Home / 736,713.47-1,105,070.46-331,432.25

Finding the Fourth Proportional to 736,713.47, 1,105,070.46 and 331,432.25

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Solution

The fourth proportional to 736,713.47, 1,105,070.46 and 331,432.25 is: 497,148.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,713.47 : 1,105,070.46 = 331,432.25 : x
  2. Step 2: Convert to fraction form
    736,713.47/1,105,070.46 = 331,432.25/x
  3. Step 3: Cross multiply
    736,713.47x = 1,105,070.46 × 331,432.25
  4. Step 4: Simplify right side
    736,713.47x = 366,255,991,729.01
  5. Step 5: Solve for x
    x = 366,255,991,729.01/736,713.47
  6. Step 6: Final answer
    x = 497,148.49

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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.