Home / 997,013.40-1,495,613.10-772,625.64

Finding the Fourth Proportional to 997,013.40, 1,495,613.10 and 772,625.64

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Solution

The fourth proportional to 997,013.40, 1,495,613.10 and 772,625.64 is: 1,159,010.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,013.40 : 1,495,613.10 = 772,625.64 : x
  2. Step 2: Convert to fraction form
    997,013.40/1,495,613.10 = 772,625.64/x
  3. Step 3: Cross multiply
    997,013.40x = 1,495,613.10 × 772,625.64
  4. Step 4: Simplify right side
    997,013.40x = 1,155,549,028,579.88
  5. Step 5: Solve for x
    x = 1,155,549,028,579.88/997,013.40
  6. Step 6: Final answer
    x = 1,159,010.53

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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.