Home / 864,486.16-1,193,003.20-482,512.94

Finding the Fourth Proportional to 864,486.16, 1,193,003.20 and 482,512.94

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Solution

The fourth proportional to 864,486.16, 1,193,003.20 and 482,512.94 is: 665,874.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,486.16 : 1,193,003.20 = 482,512.94 : x
  2. Step 2: Convert to fraction form
    864,486.16/1,193,003.20 = 482,512.94/x
  3. Step 3: Cross multiply
    864,486.16x = 1,193,003.20 × 482,512.94
  4. Step 4: Simplify right side
    864,486.16x = 575,639,481,461.41
  5. Step 5: Solve for x
    x = 575,639,481,461.41/864,486.16
  6. Step 6: Final answer
    x = 665,874.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.