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Finding the Fourth Proportional to 606,574.12, 910,022.36 and 207,214.16

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Solution

The fourth proportional to 606,574.12, 910,022.36 and 207,214.16 is: 310,876.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,574.12 : 910,022.36 = 207,214.16 : x
  2. Step 2: Convert to fraction form
    606,574.12/910,022.36 = 207,214.16/x
  3. Step 3: Cross multiply
    606,574.12x = 910,022.36 × 207,214.16
  4. Step 4: Simplify right side
    606,574.12x = 188,569,518,908.62
  5. Step 5: Solve for x
    x = 188,569,518,908.62/606,574.12
  6. Step 6: Final answer
    x = 310,876.30

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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.