Home / 847,397.63-1,169,124.19-479,824.52

Finding the Fourth Proportional to 847,397.63, 1,169,124.19 and 479,824.52

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Solution

The fourth proportional to 847,397.63, 1,169,124.19 and 479,824.52 is: 661,996.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,397.63 : 1,169,124.19 = 479,824.52 : x
  2. Step 2: Convert to fraction form
    847,397.63/1,169,124.19 = 479,824.52/x
  3. Step 3: Cross multiply
    847,397.63x = 1,169,124.19 × 479,824.52
  4. Step 4: Simplify right side
    847,397.63x = 560,974,455,010.39
  5. Step 5: Solve for x
    x = 560,974,455,010.39/847,397.63
  6. Step 6: Final answer
    x = 661,996.73

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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.