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Finding the Fourth Proportional to 329,168.40, 493,752.60 and 276,024.30

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Solution

The fourth proportional to 329,168.40, 493,752.60 and 276,024.30 is: 414,036.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,168.40 : 493,752.60 = 276,024.30 : x
  2. Step 2: Convert to fraction form
    329,168.40/493,752.60 = 276,024.30/x
  3. Step 3: Cross multiply
    329,168.40x = 493,752.60 × 276,024.30
  4. Step 4: Simplify right side
    329,168.40x = 136,287,715,788.18
  5. Step 5: Solve for x
    x = 136,287,715,788.18/329,168.40
  6. Step 6: Final answer
    x = 414,036.45

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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.