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Finding the Fourth Proportional to 493,096.80, 738,478.80 and 334,466.40

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Solution

The fourth proportional to 493,096.80, 738,478.80 and 334,466.40 is: 500,908.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,096.80 : 738,478.80 = 334,466.40 : x
  2. Step 2: Convert to fraction form
    493,096.80/738,478.80 = 334,466.40/x
  3. Step 3: Cross multiply
    493,096.80x = 738,478.80 × 334,466.40
  4. Step 4: Simplify right side
    493,096.80x = 246,996,345,712.32
  5. Step 5: Solve for x
    x = 246,996,345,712.32/493,096.80
  6. Step 6: Final answer
    x = 500,908.43

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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.