Home / 893,753.20-1,340,629.80-574,888.60

Finding the Fourth Proportional to 893,753.20, 1,340,629.80 and 574,888.60

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Solution

The fourth proportional to 893,753.20, 1,340,629.80 and 574,888.60 is: 862,332.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,753.20 : 1,340,629.80 = 574,888.60 : x
  2. Step 2: Convert to fraction form
    893,753.20/1,340,629.80 = 574,888.60/x
  3. Step 3: Cross multiply
    893,753.20x = 1,340,629.80 × 574,888.60
  4. Step 4: Simplify right side
    893,753.20x = 770,712,788,840.28
  5. Step 5: Solve for x
    x = 770,712,788,840.28/893,753.20
  6. Step 6: Final answer
    x = 862,332.90

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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.