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Finding the Fourth Proportional to 580,697.55, 871,167.56 and 292,671.07

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Solution

The fourth proportional to 580,697.55, 871,167.56 and 292,671.07 is: 439,067.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,697.55 : 871,167.56 = 292,671.07 : x
  2. Step 2: Convert to fraction form
    580,697.55/871,167.56 = 292,671.07/x
  3. Step 3: Cross multiply
    580,697.55x = 871,167.56 × 292,671.07
  4. Step 4: Simplify right side
    580,697.55x = 254,965,538,293.22
  5. Step 5: Solve for x
    x = 254,965,538,293.22/580,697.55
  6. Step 6: Final answer
    x = 439,067.70

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1.5x scale

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.