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Finding the Fourth Proportional to 600,696.48, 900,949.94 and 281,070.08

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Solution

The fourth proportional to 600,696.48, 900,949.94 and 281,070.08 is: 421,560.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,696.48 : 900,949.94 = 281,070.08 : x
  2. Step 2: Convert to fraction form
    600,696.48/900,949.94 = 281,070.08/x
  3. Step 3: Cross multiply
    600,696.48x = 900,949.94 × 281,070.08
  4. Step 4: Simplify right side
    600,696.48x = 253,230,071,711.80
  5. Step 5: Solve for x
    x = 253,230,071,711.80/600,696.48
  6. Step 6: Final answer
    x = 421,560.77

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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.