Home / 342,918.24-473,230.98-189,958.79

Finding the Fourth Proportional to 342,918.24, 473,230.98 and 189,958.79

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Solution

The fourth proportional to 342,918.24, 473,230.98 and 189,958.79 is: 262,145.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,918.24 : 473,230.98 = 189,958.79 : x
  2. Step 2: Convert to fraction form
    342,918.24/473,230.98 = 189,958.79/x
  3. Step 3: Cross multiply
    342,918.24x = 473,230.98 × 189,958.79
  4. Step 4: Simplify right side
    342,918.24x = 89,894,381,985.16
  5. Step 5: Solve for x
    x = 89,894,381,985.16/342,918.24
  6. Step 6: Final answer
    x = 262,145.23

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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.