Home / 876,657.70-1,314,079.35-476,452.90

Finding the Fourth Proportional to 876,657.70, 1,314,079.35 and 476,452.90

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Solution

The fourth proportional to 876,657.70, 1,314,079.35 and 476,452.90 is: 714,186.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,657.70 : 1,314,079.35 = 476,452.90 : x
  2. Step 2: Convert to fraction form
    876,657.70/1,314,079.35 = 476,452.90/x
  3. Step 3: Cross multiply
    876,657.70x = 1,314,079.35 × 476,452.90
  4. Step 4: Simplify right side
    876,657.70x = 626,096,917,137.62
  5. Step 5: Solve for x
    x = 626,096,917,137.62/876,657.70
  6. Step 6: Final answer
    x = 714,186.30

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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.