Home / 784,003.60-1,176,005.40-504,067.60

Finding the Fourth Proportional to 784,003.60, 1,176,005.40 and 504,067.60

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Solution

The fourth proportional to 784,003.60, 1,176,005.40 and 504,067.60 is: 756,101.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,003.60 : 1,176,005.40 = 504,067.60 : x
  2. Step 2: Convert to fraction form
    784,003.60/1,176,005.40 = 504,067.60/x
  3. Step 3: Cross multiply
    784,003.60x = 1,176,005.40 × 504,067.60
  4. Step 4: Simplify right side
    784,003.60x = 592,786,219,565.04
  5. Step 5: Solve for x
    x = 592,786,219,565.04/784,003.60
  6. Step 6: Final answer
    x = 756,101.40

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Double scale
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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.