Home / 977,117.40-1,465,676.10-658,252.80

Finding the Fourth Proportional to 977,117.40, 1,465,676.10 and 658,252.80

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Solution

The fourth proportional to 977,117.40, 1,465,676.10 and 658,252.80 is: 987,379.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,117.40 : 1,465,676.10 = 658,252.80 : x
  2. Step 2: Convert to fraction form
    977,117.40/1,465,676.10 = 658,252.80/x
  3. Step 3: Cross multiply
    977,117.40x = 1,465,676.10 × 658,252.80
  4. Step 4: Simplify right side
    977,117.40x = 964,785,396,718.08
  5. Step 5: Solve for x
    x = 964,785,396,718.08/977,117.40
  6. Step 6: Final answer
    x = 987,379.20

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Similar ratio
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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.