Home / 473,823.80-653,867.11-258,965.39

Finding the Fourth Proportional to 473,823.80, 653,867.11 and 258,965.39

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Solution

The fourth proportional to 473,823.80, 653,867.11 and 258,965.39 is: 357,366.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,823.80 : 653,867.11 = 258,965.39 : x
  2. Step 2: Convert to fraction form
    473,823.80/653,867.11 = 258,965.39/x
  3. Step 3: Cross multiply
    473,823.80x = 653,867.11 × 258,965.39
  4. Step 4: Simplify right side
    473,823.80x = 169,328,951,149.32
  5. Step 5: Solve for x
    x = 169,328,951,149.32/473,823.80
  6. Step 6: Final answer
    x = 357,366.92

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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.