Home / 977,197.60-1,465,796.40-906,338.80

Finding the Fourth Proportional to 977,197.60, 1,465,796.40 and 906,338.80

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Solution

The fourth proportional to 977,197.60, 1,465,796.40 and 906,338.80 is: 1,359,508.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,197.60 : 1,465,796.40 = 906,338.80 : x
  2. Step 2: Convert to fraction form
    977,197.60/1,465,796.40 = 906,338.80/x
  3. Step 3: Cross multiply
    977,197.60x = 1,465,796.40 × 906,338.80
  4. Step 4: Simplify right side
    977,197.60x = 1,328,508,150,220.32
  5. Step 5: Solve for x
    x = 1,328,508,150,220.32/977,197.60
  6. Step 6: Final answer
    x = 1,359,508.20

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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.