Home / 807,217.92-1,113,709.20-458,301.24

Finding the Fourth Proportional to 807,217.92, 1,113,709.20 and 458,301.24

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Solution

The fourth proportional to 807,217.92, 1,113,709.20 and 458,301.24 is: 632,312.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,217.92 : 1,113,709.20 = 458,301.24 : x
  2. Step 2: Convert to fraction form
    807,217.92/1,113,709.20 = 458,301.24/x
  3. Step 3: Cross multiply
    807,217.92x = 1,113,709.20 × 458,301.24
  4. Step 4: Simplify right side
    807,217.92x = 510,414,307,359.41
  5. Step 5: Solve for x
    x = 510,414,307,359.41/807,217.92
  6. Step 6: Final answer
    x = 632,312.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.