Home / 713,877.92-1,070,475.20-414,441.20

Finding the Fourth Proportional to 713,877.92, 1,070,475.20 and 414,441.20

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Solution

The fourth proportional to 713,877.92, 1,070,475.20 and 414,441.20 is: 621,463.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,877.92 : 1,070,475.20 = 414,441.20 : x
  2. Step 2: Convert to fraction form
    713,877.92/1,070,475.20 = 414,441.20/x
  3. Step 3: Cross multiply
    713,877.92x = 1,070,475.20 × 414,441.20
  4. Step 4: Simplify right side
    713,877.92x = 443,649,026,458.24
  5. Step 5: Solve for x
    x = 443,649,026,458.24/713,877.92
  6. Step 6: Final answer
    x = 621,463.44

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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.