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Finding the Fourth Proportional to 557,359.80, 836,039.70 and 332,973.60

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Solution

The fourth proportional to 557,359.80, 836,039.70 and 332,973.60 is: 499,460.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,359.80 : 836,039.70 = 332,973.60 : x
  2. Step 2: Convert to fraction form
    557,359.80/836,039.70 = 332,973.60/x
  3. Step 3: Cross multiply
    557,359.80x = 836,039.70 × 332,973.60
  4. Step 4: Simplify right side
    557,359.80x = 278,379,148,651.92
  5. Step 5: Solve for x
    x = 278,379,148,651.92/557,359.80
  6. Step 6: Final answer
    x = 499,460.40

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Similar ratio
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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.