Home / 930,922.20-1,395,071.10-574,878.60

Finding the Fourth Proportional to 930,922.20, 1,395,071.10 and 574,878.60

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Solution

The fourth proportional to 930,922.20, 1,395,071.10 and 574,878.60 is: 861,507.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,922.20 : 1,395,071.10 = 574,878.60 : x
  2. Step 2: Convert to fraction form
    930,922.20/1,395,071.10 = 574,878.60/x
  3. Step 3: Cross multiply
    930,922.20x = 1,395,071.10 × 574,878.60
  4. Step 4: Simplify right side
    930,922.20x = 801,996,520,868.46
  5. Step 5: Solve for x
    x = 801,996,520,868.46/930,922.20
  6. Step 6: Final answer
    x = 861,507.57

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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.