Home / 463,989.20-695,984.14-127,032.64

Finding the Fourth Proportional to 463,989.20, 695,984.14 and 127,032.64

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Solution

The fourth proportional to 463,989.20, 695,984.14 and 127,032.64 is: 190,549.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,989.20 : 695,984.14 = 127,032.64 : x
  2. Step 2: Convert to fraction form
    463,989.20/695,984.14 = 127,032.64/x
  3. Step 3: Cross multiply
    463,989.20x = 695,984.14 × 127,032.64
  4. Step 4: Simplify right side
    463,989.20x = 88,412,701,121.16
  5. Step 5: Solve for x
    x = 88,412,701,121.16/463,989.20
  6. Step 6: Final answer
    x = 190,549.05

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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.