Home / 803,881.08-1,204,254.23-447,822.90

Finding the Fourth Proportional to 803,881.08, 1,204,254.23 and 447,822.90

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Solution

The fourth proportional to 803,881.08, 1,204,254.23 and 447,822.90 is: 670,861.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,881.08 : 1,204,254.23 = 447,822.90 : x
  2. Step 2: Convert to fraction form
    803,881.08/1,204,254.23 = 447,822.90/x
  3. Step 3: Cross multiply
    803,881.08x = 1,204,254.23 × 447,822.90
  4. Step 4: Simplify right side
    803,881.08x = 539,292,619,376.75
  5. Step 5: Solve for x
    x = 539,292,619,376.75/803,881.08
  6. Step 6: Final answer
    x = 670,861.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.