Home / 628,132.44-940,021.38-602,005.08

Finding the Fourth Proportional to 628,132.44, 940,021.38 and 602,005.08

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Solution

The fourth proportional to 628,132.44, 940,021.38 and 602,005.08 is: 900,920.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,132.44 : 940,021.38 = 602,005.08 : x
  2. Step 2: Convert to fraction form
    628,132.44/940,021.38 = 602,005.08/x
  3. Step 3: Cross multiply
    628,132.44x = 940,021.38 × 602,005.08
  4. Step 4: Simplify right side
    628,132.44x = 565,897,646,068.61
  5. Step 5: Solve for x
    x = 565,897,646,068.61/628,132.44
  6. Step 6: Final answer
    x = 900,920.90

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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.