Home / 791,955.12-1,092,919.59-447,842.52

Finding the Fourth Proportional to 791,955.12, 1,092,919.59 and 447,842.52

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Solution

The fourth proportional to 791,955.12, 1,092,919.59 and 447,842.52 is: 618,034.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,955.12 : 1,092,919.59 = 447,842.52 : x
  2. Step 2: Convert to fraction form
    791,955.12/1,092,919.59 = 447,842.52/x
  3. Step 3: Cross multiply
    791,955.12x = 1,092,919.59 × 447,842.52
  4. Step 4: Simplify right side
    791,955.12x = 489,455,855,639.16
  5. Step 5: Solve for x
    x = 489,455,855,639.16/791,955.12
  6. Step 6: Final answer
    x = 618,034.84

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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.