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Finding the Fourth Proportional to 323,356.32, 484,868.16 and 173,722.68

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Solution

The fourth proportional to 323,356.32, 484,868.16 and 173,722.68 is: 260,494.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,356.32 : 484,868.16 = 173,722.68 : x
  2. Step 2: Convert to fraction form
    323,356.32/484,868.16 = 173,722.68/x
  3. Step 3: Cross multiply
    323,356.32x = 484,868.16 × 173,722.68
  4. Step 4: Simplify right side
    323,356.32x = 84,232,596,201.87
  5. Step 5: Solve for x
    x = 84,232,596,201.87/323,356.32
  6. Step 6: Final answer
    x = 260,494.66

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1.5x scale

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.