Home / 575,968.14-863,853.76-155,145.60

Finding the Fourth Proportional to 575,968.14, 863,853.76 and 155,145.60

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Solution

The fourth proportional to 575,968.14, 863,853.76 and 155,145.60 is: 232,691.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,968.14 : 863,853.76 = 155,145.60 : x
  2. Step 2: Convert to fraction form
    575,968.14/863,853.76 = 155,145.60/x
  3. Step 3: Cross multiply
    575,968.14x = 863,853.76 × 155,145.60
  4. Step 4: Simplify right side
    575,968.14x = 134,023,109,907.46
  5. Step 5: Solve for x
    x = 134,023,109,907.46/575,968.14
  6. Step 6: Final answer
    x = 232,691.88

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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.