Home / 731,973.52-1,009,321.32-476,851.60

Finding the Fourth Proportional to 731,973.52, 1,009,321.32 and 476,851.60

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Solution

The fourth proportional to 731,973.52, 1,009,321.32 and 476,851.60 is: 657,532.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,973.52 : 1,009,321.32 = 476,851.60 : x
  2. Step 2: Convert to fraction form
    731,973.52/1,009,321.32 = 476,851.60/x
  3. Step 3: Cross multiply
    731,973.52x = 1,009,321.32 × 476,851.60
  4. Step 4: Simplify right side
    731,973.52x = 481,296,486,356.11
  5. Step 5: Solve for x
    x = 481,296,486,356.11/731,973.52
  6. Step 6: Final answer
    x = 657,532.65

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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.