Home / 804,974.30-1,207,461.45-243,935.90

Finding the Fourth Proportional to 804,974.30, 1,207,461.45 and 243,935.90

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Solution

The fourth proportional to 804,974.30, 1,207,461.45 and 243,935.90 is: 365,903.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,974.30 : 1,207,461.45 = 243,935.90 : x
  2. Step 2: Convert to fraction form
    804,974.30/1,207,461.45 = 243,935.90/x
  3. Step 3: Cross multiply
    804,974.30x = 1,207,461.45 × 243,935.90
  4. Step 4: Simplify right side
    804,974.30x = 294,543,195,521.06
  5. Step 5: Solve for x
    x = 294,543,195,521.06/804,974.30
  6. Step 6: Final answer
    x = 365,903.85

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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.