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Finding the Fourth Proportional to 328,397.07, 453,213.63 and 183,248.49

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Solution

The fourth proportional to 328,397.07, 453,213.63 and 183,248.49 is: 252,897.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,397.07 : 453,213.63 = 183,248.49 : x
  2. Step 2: Convert to fraction form
    328,397.07/453,213.63 = 183,248.49/x
  3. Step 3: Cross multiply
    328,397.07x = 453,213.63 × 183,248.49
  4. Step 4: Simplify right side
    328,397.07x = 83,050,713,344.92
  5. Step 5: Solve for x
    x = 83,050,713,344.92/328,397.07
  6. Step 6: Final answer
    x = 252,897.24

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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.