Home / 353,926.49-488,426.02-192,781.15

Finding the Fourth Proportional to 353,926.49, 488,426.02 and 192,781.15

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Solution

The fourth proportional to 353,926.49, 488,426.02 and 192,781.15 is: 266,042.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,926.49 : 488,426.02 = 192,781.15 : x
  2. Step 2: Convert to fraction form
    353,926.49/488,426.02 = 192,781.15/x
  3. Step 3: Cross multiply
    353,926.49x = 488,426.02 × 192,781.15
  4. Step 4: Simplify right side
    353,926.49x = 94,159,328,122.51
  5. Step 5: Solve for x
    x = 94,159,328,122.51/353,926.49
  6. Step 6: Final answer
    x = 266,042.05

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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.