Home / 977,231.47-1,465,826.34-267,259.51

Finding the Fourth Proportional to 977,231.47, 1,465,826.34 and 267,259.51

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Solution

The fourth proportional to 977,231.47, 1,465,826.34 and 267,259.51 is: 400,883.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,231.47 : 1,465,826.34 = 267,259.51 : x
  2. Step 2: Convert to fraction form
    977,231.47/1,465,826.34 = 267,259.51/x
  3. Step 3: Cross multiply
    977,231.47x = 1,465,826.34 × 267,259.51
  4. Step 4: Simplify right side
    977,231.47x = 391,756,029,373.49
  5. Step 5: Solve for x
    x = 391,756,029,373.49/977,231.47
  6. Step 6: Final answer
    x = 400,883.56

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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.