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Finding the Fourth Proportional to 569,253.36, 852,108.57 and 358,448.43

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Solution

The fourth proportional to 569,253.36, 852,108.57 and 358,448.43 is: 536,557.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,253.36 : 852,108.57 = 358,448.43 : x
  2. Step 2: Convert to fraction form
    569,253.36/852,108.57 = 358,448.43/x
  3. Step 3: Cross multiply
    569,253.36x = 852,108.57 × 358,448.43
  4. Step 4: Simplify right side
    569,253.36x = 305,436,979,106.05
  5. Step 5: Solve for x
    x = 305,436,979,106.05/569,253.36
  6. Step 6: Final answer
    x = 536,557.18

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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.