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Finding the Fourth Proportional to 650,131.60, 975,197.40 and 547,488.40

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Solution

The fourth proportional to 650,131.60, 975,197.40 and 547,488.40 is: 821,232.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,131.60 : 975,197.40 = 547,488.40 : x
  2. Step 2: Convert to fraction form
    650,131.60/975,197.40 = 547,488.40/x
  3. Step 3: Cross multiply
    650,131.60x = 975,197.40 × 547,488.40
  4. Step 4: Simplify right side
    650,131.60x = 533,909,264,210.16
  5. Step 5: Solve for x
    x = 533,909,264,210.16/650,131.60
  6. Step 6: Final answer
    x = 821,232.60

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Similar ratio
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1.5x scale

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.