Home / 651,530.12-977,295.90-178,180.52

Finding the Fourth Proportional to 651,530.12, 977,295.90 and 178,180.52

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Solution

The fourth proportional to 651,530.12, 977,295.90 and 178,180.52 is: 267,270.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,530.12 : 977,295.90 = 178,180.52 : x
  2. Step 2: Convert to fraction form
    651,530.12/977,295.90 = 178,180.52/x
  3. Step 3: Cross multiply
    651,530.12x = 977,295.90 × 178,180.52
  4. Step 4: Simplify right side
    651,530.12x = 174,135,091,655.87
  5. Step 5: Solve for x
    x = 174,135,091,655.87/651,530.12
  6. Step 6: Final answer
    x = 267,270.98

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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.