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Finding the Fourth Proportional to 473,536.88, 653,500.76 and 272,333.04

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Solution

The fourth proportional to 473,536.88, 653,500.76 and 272,333.04 is: 375,831.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,536.88 : 653,500.76 = 272,333.04 : x
  2. Step 2: Convert to fraction form
    473,536.88/653,500.76 = 272,333.04/x
  3. Step 3: Cross multiply
    473,536.88x = 653,500.76 × 272,333.04
  4. Step 4: Simplify right side
    473,536.88x = 177,969,848,613.11
  5. Step 5: Solve for x
    x = 177,969,848,613.11/473,536.88
  6. Step 6: Final answer
    x = 375,831.02

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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.