Home / 791,822.30-1,092,457.87-447,624.95

Finding the Fourth Proportional to 791,822.30, 1,092,457.87 and 447,624.95

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Solution

The fourth proportional to 791,822.30, 1,092,457.87 and 447,624.95 is: 617,577.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,822.30 : 1,092,457.87 = 447,624.95 : x
  2. Step 2: Convert to fraction form
    791,822.30/1,092,457.87 = 447,624.95/x
  3. Step 3: Cross multiply
    791,822.30x = 1,092,457.87 × 447,624.95
  4. Step 4: Simplify right side
    791,822.30x = 489,011,392,854.51
  5. Step 5: Solve for x
    x = 489,011,392,854.51/791,822.30
  6. Step 6: Final answer
    x = 617,577.20

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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.