Home / 791,348.74-1,092,114.84-447,065.26

Finding the Fourth Proportional to 791,348.74, 1,092,114.84 and 447,065.26

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Solution

The fourth proportional to 791,348.74, 1,092,114.84 and 447,065.26 is: 616,980.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,348.74 : 1,092,114.84 = 447,065.26 : x
  2. Step 2: Convert to fraction form
    791,348.74/1,092,114.84 = 447,065.26/x
  3. Step 3: Cross multiply
    791,348.74x = 1,092,114.84 × 447,065.26
  4. Step 4: Simplify right side
    791,348.74x = 488,246,604,894.46
  5. Step 5: Solve for x
    x = 488,246,604,894.46/791,348.74
  6. Step 6: Final answer
    x = 616,980.33

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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.