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Finding the Fourth Proportional to 483,527.40, 725,291.10 and 480,028.20

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Solution

The fourth proportional to 483,527.40, 725,291.10 and 480,028.20 is: 720,042.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,527.40 : 725,291.10 = 480,028.20 : x
  2. Step 2: Convert to fraction form
    483,527.40/725,291.10 = 480,028.20/x
  3. Step 3: Cross multiply
    483,527.40x = 725,291.10 × 480,028.20
  4. Step 4: Simplify right side
    483,527.40x = 348,160,181,209.02
  5. Step 5: Solve for x
    x = 348,160,181,209.02/483,527.40
  6. Step 6: Final answer
    x = 720,042.30

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Similar ratio
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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.