Home / 876,503.20-1,315,250.52-477,171.58

Finding the Fourth Proportional to 876,503.20, 1,315,250.52 and 477,171.58

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Solution

The fourth proportional to 876,503.20, 1,315,250.52 and 477,171.58 is: 716,027.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,503.20 : 1,315,250.52 = 477,171.58 : x
  2. Step 2: Convert to fraction form
    876,503.20/1,315,250.52 = 477,171.58/x
  3. Step 3: Cross multiply
    876,503.20x = 1,315,250.52 × 477,171.58
  4. Step 4: Simplify right side
    876,503.20x = 627,600,168,724.22
  5. Step 5: Solve for x
    x = 627,600,168,724.22/876,503.20
  6. Step 6: Final answer
    x = 716,027.24

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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.