Home / 814,521.20-1,124,022.08-451,937.24

Finding the Fourth Proportional to 814,521.20, 1,124,022.08 and 451,937.24

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Solution

The fourth proportional to 814,521.20, 1,124,022.08 and 451,937.24 is: 623,663.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,521.20 : 1,124,022.08 = 451,937.24 : x
  2. Step 2: Convert to fraction form
    814,521.20/1,124,022.08 = 451,937.24/x
  3. Step 3: Cross multiply
    814,521.20x = 1,124,022.08 × 451,937.24
  4. Step 4: Simplify right side
    814,521.20x = 507,987,436,534.26
  5. Step 5: Solve for x
    x = 507,987,436,534.26/814,521.20
  6. Step 6: Final answer
    x = 623,663.86

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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.