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Finding the Fourth Proportional to 323,323.53, 446,031.95 and 251,210.04

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Solution

The fourth proportional to 323,323.53, 446,031.95 and 251,210.04 is: 346,549.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,323.53 : 446,031.95 = 251,210.04 : x
  2. Step 2: Convert to fraction form
    323,323.53/446,031.95 = 251,210.04/x
  3. Step 3: Cross multiply
    323,323.53x = 446,031.95 × 251,210.04
  4. Step 4: Simplify right side
    323,323.53x = 112,047,702,744.73
  5. Step 5: Solve for x
    x = 112,047,702,744.73/323,323.53
  6. Step 6: Final answer
    x = 346,549.79

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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.