Home / 488,822.30-733,233.45-429,724.70

Finding the Fourth Proportional to 488,822.30, 733,233.45 and 429,724.70

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Solution

The fourth proportional to 488,822.30, 733,233.45 and 429,724.70 is: 644,587.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,822.30 : 733,233.45 = 429,724.70 : x
  2. Step 2: Convert to fraction form
    488,822.30/733,233.45 = 429,724.70/x
  3. Step 3: Cross multiply
    488,822.30x = 733,233.45 × 429,724.70
  4. Step 4: Simplify right side
    488,822.30x = 315,088,524,331.22
  5. Step 5: Solve for x
    x = 315,088,524,331.22/488,822.30
  6. Step 6: Final answer
    x = 644,587.05

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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.