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Finding the Fourth Proportional to 242,482.38, 363,386.49 and 210,827.58

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Solution

The fourth proportional to 242,482.38, 363,386.49 and 210,827.58 is: 315,948.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,482.38 : 363,386.49 = 210,827.58 : x
  2. Step 2: Convert to fraction form
    242,482.38/363,386.49 = 210,827.58/x
  3. Step 3: Cross multiply
    242,482.38x = 363,386.49 × 210,827.58
  4. Step 4: Simplify right side
    242,482.38x = 76,611,894,291.39
  5. Step 5: Solve for x
    x = 76,611,894,291.39/242,482.38
  6. Step 6: Final answer
    x = 315,948.29

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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.