Home / 662,678.48-994,134.60-242,541.20

Finding the Fourth Proportional to 662,678.48, 994,134.60 and 242,541.20

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Solution

The fourth proportional to 662,678.48, 994,134.60 and 242,541.20 is: 363,854.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,678.48 : 994,134.60 = 242,541.20 : x
  2. Step 2: Convert to fraction form
    662,678.48/994,134.60 = 242,541.20/x
  3. Step 3: Cross multiply
    662,678.48x = 994,134.60 × 242,541.20
  4. Step 4: Simplify right side
    662,678.48x = 241,118,598,845.52
  5. Step 5: Solve for x
    x = 241,118,598,845.52/662,678.48
  6. Step 6: Final answer
    x = 363,854.58

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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.