Home / 880,914.30-1,321,808.85-502,125.90

Finding the Fourth Proportional to 880,914.30, 1,321,808.85 and 502,125.90

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Solution

The fourth proportional to 880,914.30, 1,321,808.85 and 502,125.90 is: 753,438.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,914.30 : 1,321,808.85 = 502,125.90 : x
  2. Step 2: Convert to fraction form
    880,914.30/1,321,808.85 = 502,125.90/x
  3. Step 3: Cross multiply
    880,914.30x = 1,321,808.85 × 502,125.90
  4. Step 4: Simplify right side
    880,914.30x = 663,714,458,434.22
  5. Step 5: Solve for x
    x = 663,714,458,434.22/880,914.30
  6. Step 6: Final answer
    x = 753,438.17

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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.