Home / 908,491.68-1,363,366.66-361,327.98

Finding the Fourth Proportional to 908,491.68, 1,363,366.66 and 361,327.98

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Solution

The fourth proportional to 908,491.68, 1,363,366.66 and 361,327.98 is: 542,242.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,491.68 : 1,363,366.66 = 361,327.98 : x
  2. Step 2: Convert to fraction form
    908,491.68/1,363,366.66 = 361,327.98/x
  3. Step 3: Cross multiply
    908,491.68x = 1,363,366.66 × 361,327.98
  4. Step 4: Simplify right side
    908,491.68x = 492,622,513,536.99
  5. Step 5: Solve for x
    x = 492,622,513,536.99/908,491.68
  6. Step 6: Final answer
    x = 542,242.18

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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.