Home / 532,633.20-735,039.72-290,922.96

Finding the Fourth Proportional to 532,633.20, 735,039.72 and 290,922.96

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Solution

The fourth proportional to 532,633.20, 735,039.72 and 290,922.96 is: 401,476.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,633.20 : 735,039.72 = 290,922.96 : x
  2. Step 2: Convert to fraction form
    532,633.20/735,039.72 = 290,922.96/x
  3. Step 3: Cross multiply
    532,633.20x = 735,039.72 × 290,922.96
  4. Step 4: Simplify right side
    532,633.20x = 213,839,931,059.97
  5. Step 5: Solve for x
    x = 213,839,931,059.97/532,633.20
  6. Step 6: Final answer
    x = 401,476.91

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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.