Home / 976,801.80-1,465,640.10-444,048.60

Finding the Fourth Proportional to 976,801.80, 1,465,640.10 and 444,048.60

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Solution

The fourth proportional to 976,801.80, 1,465,640.10 and 444,048.60 is: 666,271.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,801.80 : 1,465,640.10 = 444,048.60 : x
  2. Step 2: Convert to fraction form
    976,801.80/1,465,640.10 = 444,048.60/x
  3. Step 3: Cross multiply
    976,801.80x = 1,465,640.10 × 444,048.60
  4. Step 4: Simplify right side
    976,801.80x = 650,815,434,508.86
  5. Step 5: Solve for x
    x = 650,815,434,508.86/976,801.80
  6. Step 6: Final answer
    x = 666,271.74

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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.