Home / 349,666.47-482,504.04-196,680.15

Finding the Fourth Proportional to 349,666.47, 482,504.04 and 196,680.15

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Solution

The fourth proportional to 349,666.47, 482,504.04 and 196,680.15 is: 271,398.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,666.47 : 482,504.04 = 196,680.15 : x
  2. Step 2: Convert to fraction form
    349,666.47/482,504.04 = 196,680.15/x
  3. Step 3: Cross multiply
    349,666.47x = 482,504.04 × 196,680.15
  4. Step 4: Simplify right side
    349,666.47x = 94,898,966,962.81
  5. Step 5: Solve for x
    x = 94,898,966,962.81/349,666.47
  6. Step 6: Final answer
    x = 271,398.53

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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.