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Finding the Fourth Proportional to 602,902.44, 903,665.72 and 242,842.84

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Solution

The fourth proportional to 602,902.44, 903,665.72 and 242,842.84 is: 363,987.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,902.44 : 903,665.72 = 242,842.84 : x
  2. Step 2: Convert to fraction form
    602,902.44/903,665.72 = 242,842.84/x
  3. Step 3: Cross multiply
    602,902.44x = 903,665.72 × 242,842.84
  4. Step 4: Simplify right side
    602,902.44x = 219,448,748,203.39
  5. Step 5: Solve for x
    x = 219,448,748,203.39/602,902.44
  6. Step 6: Final answer
    x = 363,987.16

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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.