Home / 996,210.69-1,375,125.72-588,314.18

Finding the Fourth Proportional to 996,210.69, 1,375,125.72 and 588,314.18

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Solution

The fourth proportional to 996,210.69, 1,375,125.72 and 588,314.18 is: 812,083.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,210.69 : 1,375,125.72 = 588,314.18 : x
  2. Step 2: Convert to fraction form
    996,210.69/1,375,125.72 = 588,314.18/x
  3. Step 3: Cross multiply
    996,210.69x = 1,375,125.72 × 588,314.18
  4. Step 4: Simplify right side
    996,210.69x = 809,005,957,417.14
  5. Step 5: Solve for x
    x = 809,005,957,417.14/996,210.69
  6. Step 6: Final answer
    x = 812,083.19

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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.