Home / 977,517.11-1,466,272.73-248,038.90

Finding the Fourth Proportional to 977,517.11, 1,466,272.73 and 248,038.90

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Solution

The fourth proportional to 977,517.11, 1,466,272.73 and 248,038.90 is: 372,057.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,517.11 : 1,466,272.73 = 248,038.90 : x
  2. Step 2: Convert to fraction form
    977,517.11/1,466,272.73 = 248,038.90/x
  3. Step 3: Cross multiply
    977,517.11x = 1,466,272.73 × 248,038.90
  4. Step 4: Simplify right side
    977,517.11x = 363,692,672,003.61
  5. Step 5: Solve for x
    x = 363,692,672,003.61/977,517.11
  6. Step 6: Final answer
    x = 372,057.60

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Double scale
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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.