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Finding the Fourth Proportional to 468,266.79, 702,115.74 and 183,616.30

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Solution

The fourth proportional to 468,266.79, 702,115.74 and 183,616.30 is: 275,312.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,266.79 : 702,115.74 = 183,616.30 : x
  2. Step 2: Convert to fraction form
    468,266.79/702,115.74 = 183,616.30/x
  3. Step 3: Cross multiply
    468,266.79x = 702,115.74 × 183,616.30
  4. Step 4: Simplify right side
    468,266.79x = 128,919,894,350.56
  5. Step 5: Solve for x
    x = 128,919,894,350.56/468,266.79
  6. Step 6: Final answer
    x = 275,312.91

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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.