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Finding the Fourth Proportional to 611,574.04, 917,370.78 and 232,500.52

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Solution

The fourth proportional to 611,574.04, 917,370.78 and 232,500.52 is: 348,754.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,574.04 : 917,370.78 = 232,500.52 : x
  2. Step 2: Convert to fraction form
    611,574.04/917,370.78 = 232,500.52/x
  3. Step 3: Cross multiply
    611,574.04x = 917,370.78 × 232,500.52
  4. Step 4: Simplify right side
    611,574.04x = 213,289,183,382.81
  5. Step 5: Solve for x
    x = 213,289,183,382.81/611,574.04
  6. Step 6: Final answer
    x = 348,754.48

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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.