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Finding the Fourth Proportional to 354,851.60, 532,277.40 and 235,101.20

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Solution

The fourth proportional to 354,851.60, 532,277.40 and 235,101.20 is: 352,651.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,851.60 : 532,277.40 = 235,101.20 : x
  2. Step 2: Convert to fraction form
    354,851.60/532,277.40 = 235,101.20/x
  3. Step 3: Cross multiply
    354,851.60x = 532,277.40 × 235,101.20
  4. Step 4: Simplify right side
    354,851.60x = 125,139,055,472.88
  5. Step 5: Solve for x
    x = 125,139,055,472.88/354,851.60
  6. Step 6: Final answer
    x = 352,651.80

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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.