Home / 801,031.04-1,105,434.24-443,335.04

Finding the Fourth Proportional to 801,031.04, 1,105,434.24 and 443,335.04

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Solution

The fourth proportional to 801,031.04, 1,105,434.24 and 443,335.04 is: 611,808.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,031.04 : 1,105,434.24 = 443,335.04 : x
  2. Step 2: Convert to fraction form
    801,031.04/1,105,434.24 = 443,335.04/x
  3. Step 3: Cross multiply
    801,031.04x = 1,105,434.24 × 443,335.04
  4. Step 4: Simplify right side
    801,031.04x = 490,077,733,007.77
  5. Step 5: Solve for x
    x = 490,077,733,007.77/801,031.04
  6. Step 6: Final answer
    x = 611,808.67

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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.