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Finding the Fourth Proportional to 467,050.05, 644,590.31 and 263,140.32

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Solution

The fourth proportional to 467,050.05, 644,590.31 and 263,140.32 is: 363,168.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,050.05 : 644,590.31 = 263,140.32 : x
  2. Step 2: Convert to fraction form
    467,050.05/644,590.31 = 263,140.32/x
  3. Step 3: Cross multiply
    467,050.05x = 644,590.31 × 263,140.32
  4. Step 4: Simplify right side
    467,050.05x = 169,617,699,730.90
  5. Step 5: Solve for x
    x = 169,617,699,730.90/467,050.05
  6. Step 6: Final answer
    x = 363,168.14

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1.5x scale

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.