Home / 970,822.82-1,339,741.72-541,130.20

Finding the Fourth Proportional to 970,822.82, 1,339,741.72 and 541,130.20

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Solution

The fourth proportional to 970,822.82, 1,339,741.72 and 541,130.20 is: 746,763.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,822.82 : 1,339,741.72 = 541,130.20 : x
  2. Step 2: Convert to fraction form
    970,822.82/1,339,741.72 = 541,130.20/x
  3. Step 3: Cross multiply
    970,822.82x = 1,339,741.72 × 541,130.20
  4. Step 4: Simplify right side
    970,822.82x = 724,974,704,891.94
  5. Step 5: Solve for x
    x = 724,974,704,891.94/970,822.82
  6. Step 6: Final answer
    x = 746,763.15

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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.