Home / 486,006.23-670,689.02-271,146.33

Finding the Fourth Proportional to 486,006.23, 670,689.02 and 271,146.33

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Solution

The fourth proportional to 486,006.23, 670,689.02 and 271,146.33 is: 374,182.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,006.23 : 670,689.02 = 271,146.33 : x
  2. Step 2: Convert to fraction form
    486,006.23/670,689.02 = 271,146.33/x
  3. Step 3: Cross multiply
    486,006.23x = 670,689.02 × 271,146.33
  4. Step 4: Simplify right side
    486,006.23x = 181,854,866,344.30
  5. Step 5: Solve for x
    x = 181,854,866,344.30/486,006.23
  6. Step 6: Final answer
    x = 374,182.17

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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.