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Finding the Fourth Proportional to 532,722.24, 735,179.04 and 306,367.92

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Solution

The fourth proportional to 532,722.24, 735,179.04 and 306,367.92 is: 422,800.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,722.24 : 735,179.04 = 306,367.92 : x
  2. Step 2: Convert to fraction form
    532,722.24/735,179.04 = 306,367.92/x
  3. Step 3: Cross multiply
    532,722.24x = 735,179.04 × 306,367.92
  4. Step 4: Simplify right side
    532,722.24x = 225,235,273,312.40
  5. Step 5: Solve for x
    x = 225,235,273,312.40/532,722.24
  6. Step 6: Final answer
    x = 422,800.58

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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.