Home / 733,615.12-1,012,146.85-443,118.13

Finding the Fourth Proportional to 733,615.12, 1,012,146.85 and 443,118.13

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Solution

The fourth proportional to 733,615.12, 1,012,146.85 and 443,118.13 is: 611,356.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,615.12 : 1,012,146.85 = 443,118.13 : x
  2. Step 2: Convert to fraction form
    733,615.12/1,012,146.85 = 443,118.13/x
  3. Step 3: Cross multiply
    733,615.12x = 1,012,146.85 × 443,118.13
  4. Step 4: Simplify right side
    733,615.12x = 448,500,619,457.39
  5. Step 5: Solve for x
    x = 448,500,619,457.39/733,615.12
  6. Step 6: Final answer
    x = 611,356.84

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Double scale
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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.