Home / 876,656.70-1,314,077.85-476,451.90

Finding the Fourth Proportional to 876,656.70, 1,314,077.85 and 476,451.90

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Solution

The fourth proportional to 876,656.70, 1,314,077.85 and 476,451.90 is: 714,184.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,656.70 : 1,314,077.85 = 476,451.90 : x
  2. Step 2: Convert to fraction form
    876,656.70/1,314,077.85 = 476,451.90/x
  3. Step 3: Cross multiply
    876,656.70x = 1,314,077.85 × 476,451.90
  4. Step 4: Simplify right side
    876,656.70x = 626,094,888,380.42
  5. Step 5: Solve for x
    x = 626,094,888,380.42/876,656.70
  6. Step 6: Final answer
    x = 714,184.80

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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.