Home / 496,258.20-744,387.30-307,301.40

Finding the Fourth Proportional to 496,258.20, 744,387.30 and 307,301.40

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Solution

The fourth proportional to 496,258.20, 744,387.30 and 307,301.40 is: 460,952.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,258.20 : 744,387.30 = 307,301.40 : x
  2. Step 2: Convert to fraction form
    496,258.20/744,387.30 = 307,301.40/x
  3. Step 3: Cross multiply
    496,258.20x = 744,387.30 × 307,301.40
  4. Step 4: Simplify right side
    496,258.20x = 228,751,259,432.22
  5. Step 5: Solve for x
    x = 228,751,259,432.22/496,258.20
  6. Step 6: Final answer
    x = 460,952.10

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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.