Home / 756,063.68-1,043,335.68-433,549.76

Finding the Fourth Proportional to 756,063.68, 1,043,335.68 and 433,549.76

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Solution

The fourth proportional to 756,063.68, 1,043,335.68 and 433,549.76 is: 598,280.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,063.68 : 1,043,335.68 = 433,549.76 : x
  2. Step 2: Convert to fraction form
    756,063.68/1,043,335.68 = 433,549.76/x
  3. Step 3: Cross multiply
    756,063.68x = 1,043,335.68 × 433,549.76
  4. Step 4: Simplify right side
    756,063.68x = 452,337,933,663.44
  5. Step 5: Solve for x
    x = 452,337,933,663.44/756,063.68
  6. Step 6: Final answer
    x = 598,280.21

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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.