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Finding the Fourth Proportional to 342,921.06, 473,248.04 and 206,952.84

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Solution

The fourth proportional to 342,921.06, 473,248.04 and 206,952.84 is: 285,605.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,921.06 : 473,248.04 = 206,952.84 : x
  2. Step 2: Convert to fraction form
    342,921.06/473,248.04 = 206,952.84/x
  3. Step 3: Cross multiply
    342,921.06x = 473,248.04 × 206,952.84
  4. Step 4: Simplify right side
    342,921.06x = 97,940,024,867.67
  5. Step 5: Solve for x
    x = 97,940,024,867.67/342,921.06
  6. Step 6: Final answer
    x = 285,605.16

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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.