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Finding the Fourth Proportional to 597,798.60, 897,208.20 and 243,067.20

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Solution

The fourth proportional to 597,798.60, 897,208.20 and 243,067.20 is: 364,808.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,798.60 : 897,208.20 = 243,067.20 : x
  2. Step 2: Convert to fraction form
    597,798.60/897,208.20 = 243,067.20/x
  3. Step 3: Cross multiply
    597,798.60x = 897,208.20 × 243,067.20
  4. Step 4: Simplify right side
    597,798.60x = 218,081,884,991.04
  5. Step 5: Solve for x
    x = 218,081,884,991.04/597,798.60
  6. Step 6: Final answer
    x = 364,808.29

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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.