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Finding the Fourth Proportional to 471,652.62, 650,950.44 and 278,095.82

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Solution

The fourth proportional to 471,652.62, 650,950.44 and 278,095.82 is: 383,813.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,652.62 : 650,950.44 = 278,095.82 : x
  2. Step 2: Convert to fraction form
    471,652.62/650,950.44 = 278,095.82/x
  3. Step 3: Cross multiply
    471,652.62x = 650,950.44 × 278,095.82
  4. Step 4: Simplify right side
    471,652.62x = 181,026,596,391.16
  5. Step 5: Solve for x
    x = 181,026,596,391.16/471,652.62
  6. Step 6: Final answer
    x = 383,813.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.