Home / 731,026.24-1,008,823.20-429,225.28

Finding the Fourth Proportional to 731,026.24, 1,008,823.20 and 429,225.28

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Solution

The fourth proportional to 731,026.24, 1,008,823.20 and 429,225.28 is: 592,334.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,026.24 : 1,008,823.20 = 429,225.28 : x
  2. Step 2: Convert to fraction form
    731,026.24/1,008,823.20 = 429,225.28/x
  3. Step 3: Cross multiply
    731,026.24x = 1,008,823.20 × 429,225.28
  4. Step 4: Simplify right side
    731,026.24x = 433,012,420,490.50
  5. Step 5: Solve for x
    x = 433,012,420,490.50/731,026.24
  6. Step 6: Final answer
    x = 592,334.99

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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.