Home / 326,602.04-489,933.87-126,937.71

Finding the Fourth Proportional to 326,602.04, 489,933.87 and 126,937.71

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Solution

The fourth proportional to 326,602.04, 489,933.87 and 126,937.71 is: 190,418.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,602.04 : 489,933.87 = 126,937.71 : x
  2. Step 2: Convert to fraction form
    326,602.04/489,933.87 = 126,937.71/x
  3. Step 3: Cross multiply
    326,602.04x = 489,933.87 × 126,937.71
  4. Step 4: Simplify right side
    326,602.04x = 62,191,084,734.07
  5. Step 5: Solve for x
    x = 62,191,084,734.07/326,602.04
  6. Step 6: Final answer
    x = 190,418.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.