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Finding the Fourth Proportional to 323,521.02, 446,460.76 and 187,635.50

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Solution

The fourth proportional to 323,521.02, 446,460.76 and 187,635.50 is: 258,938.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,521.02 : 446,460.76 = 187,635.50 : x
  2. Step 2: Convert to fraction form
    323,521.02/446,460.76 = 187,635.50/x
  3. Step 3: Cross multiply
    323,521.02x = 446,460.76 × 187,635.50
  4. Step 4: Simplify right side
    323,521.02x = 83,771,887,932.98
  5. Step 5: Solve for x
    x = 83,771,887,932.98/323,521.02
  6. Step 6: Final answer
    x = 258,938.01

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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.