Home / 847,649.01-1,271,557.49-271,127.46

Finding the Fourth Proportional to 847,649.01, 1,271,557.49 and 271,127.46

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Solution

The fourth proportional to 847,649.01, 1,271,557.49 and 271,127.46 is: 406,718.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,649.01 : 1,271,557.49 = 271,127.46 : x
  2. Step 2: Convert to fraction form
    847,649.01/1,271,557.49 = 271,127.46/x
  3. Step 3: Cross multiply
    847,649.01x = 1,271,557.49 × 271,127.46
  4. Step 4: Simplify right side
    847,649.01x = 344,754,152,507.68
  5. Step 5: Solve for x
    x = 344,754,152,507.68/847,649.01
  6. Step 6: Final answer
    x = 406,718.05

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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.