Home / 755,109.14-1,131,334.83-710,158.19

Finding the Fourth Proportional to 755,109.14, 1,131,334.83 and 710,158.19

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Solution

The fourth proportional to 755,109.14, 1,131,334.83 and 710,158.19 is: 1,063,987.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,109.14 : 1,131,334.83 = 710,158.19 : x
  2. Step 2: Convert to fraction form
    755,109.14/1,131,334.83 = 710,158.19/x
  3. Step 3: Cross multiply
    755,109.14x = 1,131,334.83 × 710,158.19
  4. Step 4: Simplify right side
    755,109.14x = 803,426,689,500.08
  5. Step 5: Solve for x
    x = 803,426,689,500.08/755,109.14
  6. Step 6: Final answer
    x = 1,063,987.51

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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.