Home / 877,753.67-1,316,611.06-404,438.87

Finding the Fourth Proportional to 877,753.67, 1,316,611.06 and 404,438.87

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Solution

The fourth proportional to 877,753.67, 1,316,611.06 and 404,438.87 is: 606,649.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,753.67 : 1,316,611.06 = 404,438.87 : x
  2. Step 2: Convert to fraction form
    877,753.67/1,316,611.06 = 404,438.87/x
  3. Step 3: Cross multiply
    877,753.67x = 1,316,611.06 × 404,438.87
  4. Step 4: Simplify right side
    877,753.67x = 532,488,691,616.33
  5. Step 5: Solve for x
    x = 532,488,691,616.33/877,753.67
  6. Step 6: Final answer
    x = 606,649.35

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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.