Home / 345,088.29-476,098.59-199,814.79

Finding the Fourth Proportional to 345,088.29, 476,098.59 and 199,814.79

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Solution

The fourth proportional to 345,088.29, 476,098.59 and 199,814.79 is: 275,673.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,088.29 : 476,098.59 = 199,814.79 : x
  2. Step 2: Convert to fraction form
    345,088.29/476,098.59 = 199,814.79/x
  3. Step 3: Cross multiply
    345,088.29x = 476,098.59 × 199,814.79
  4. Step 4: Simplify right side
    345,088.29x = 95,131,539,780.15
  5. Step 5: Solve for x
    x = 95,131,539,780.15/345,088.29
  6. Step 6: Final answer
    x = 275,673.05

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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.