Home / 691,574.49-1,037,112.19-292,246.11

Finding the Fourth Proportional to 691,574.49, 1,037,112.19 and 292,246.11

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Solution

The fourth proportional to 691,574.49, 1,037,112.19 and 292,246.11 is: 438,263.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,574.49 : 1,037,112.19 = 292,246.11 : x
  2. Step 2: Convert to fraction form
    691,574.49/1,037,112.19 = 292,246.11/x
  3. Step 3: Cross multiply
    691,574.49x = 1,037,112.19 × 292,246.11
  4. Step 4: Simplify right side
    691,574.49x = 303,092,002,430.47
  5. Step 5: Solve for x
    x = 303,092,002,430.47/691,574.49
  6. Step 6: Final answer
    x = 438,263.71

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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.