Home / 755,016.82-1,041,930.57-415,492.90

Finding the Fourth Proportional to 755,016.82, 1,041,930.57 and 415,492.90

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Solution

The fourth proportional to 755,016.82, 1,041,930.57 and 415,492.90 is: 573,384.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,016.82 : 1,041,930.57 = 415,492.90 : x
  2. Step 2: Convert to fraction form
    755,016.82/1,041,930.57 = 415,492.90/x
  3. Step 3: Cross multiply
    755,016.82x = 1,041,930.57 × 415,492.90
  4. Step 4: Simplify right side
    755,016.82x = 432,914,754,127.95
  5. Step 5: Solve for x
    x = 432,914,754,127.95/755,016.82
  6. Step 6: Final answer
    x = 573,384.25

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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.