Home / 487,733.98-731,419.14-167,796.40

Finding the Fourth Proportional to 487,733.98, 731,419.14 and 167,796.40

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Solution

The fourth proportional to 487,733.98, 731,419.14 and 167,796.40 is: 251,632.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,733.98 : 731,419.14 = 167,796.40 : x
  2. Step 2: Convert to fraction form
    487,733.98/731,419.14 = 167,796.40/x
  3. Step 3: Cross multiply
    487,733.98x = 731,419.14 × 167,796.40
  4. Step 4: Simplify right side
    487,733.98x = 122,729,498,583.10
  5. Step 5: Solve for x
    x = 122,729,498,583.10/487,733.98
  6. Step 6: Final answer
    x = 251,632.04

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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.