Home / 403,132.12-604,676.31-122,627.50

Finding the Fourth Proportional to 403,132.12, 604,676.31 and 122,627.50

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Solution

The fourth proportional to 403,132.12, 604,676.31 and 122,627.50 is: 183,934.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,132.12 : 604,676.31 = 122,627.50 : x
  2. Step 2: Convert to fraction form
    403,132.12/604,676.31 = 122,627.50/x
  3. Step 3: Cross multiply
    403,132.12x = 604,676.31 × 122,627.50
  4. Step 4: Simplify right side
    403,132.12x = 74,149,944,204.53
  5. Step 5: Solve for x
    x = 74,149,944,204.53/403,132.12
  6. Step 6: Final answer
    x = 183,934.60

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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.