Home / 877,232.88-1,315,584.45-456,279.12

Finding the Fourth Proportional to 877,232.88, 1,315,584.45 and 456,279.12

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Solution

The fourth proportional to 877,232.88, 1,315,584.45 and 456,279.12 is: 684,280.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,232.88 : 1,315,584.45 = 456,279.12 : x
  2. Step 2: Convert to fraction form
    877,232.88/1,315,584.45 = 456,279.12/x
  3. Step 3: Cross multiply
    877,232.88x = 1,315,584.45 × 456,279.12
  4. Step 4: Simplify right side
    877,232.88x = 600,273,715,131.68
  5. Step 5: Solve for x
    x = 600,273,715,131.68/877,232.88
  6. Step 6: Final answer
    x = 684,280.91

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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.