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Finding the Fourth Proportional to 578,620.77, 868,069.67 and 241,473.93

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Solution

The fourth proportional to 578,620.77, 868,069.67 and 241,473.93 is: 362,268.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,620.77 : 868,069.67 = 241,473.93 : x
  2. Step 2: Convert to fraction form
    578,620.77/868,069.67 = 241,473.93/x
  3. Step 3: Cross multiply
    578,620.77x = 868,069.67 × 241,473.93
  4. Step 4: Simplify right side
    578,620.77x = 209,616,193,521.33
  5. Step 5: Solve for x
    x = 209,616,193,521.33/578,620.77
  6. Step 6: Final answer
    x = 362,268.70

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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.