Home / 868,595.60-1,303,067.54-299,997.56

Finding the Fourth Proportional to 868,595.60, 1,303,067.54 and 299,997.56

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Solution

The fourth proportional to 868,595.60, 1,303,067.54 and 299,997.56 is: 450,056.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,595.60 : 1,303,067.54 = 299,997.56 : x
  2. Step 2: Convert to fraction form
    868,595.60/1,303,067.54 = 299,997.56/x
  3. Step 3: Cross multiply
    868,595.60x = 1,303,067.54 × 299,997.56
  4. Step 4: Simplify right side
    868,595.60x = 390,917,082,515.20
  5. Step 5: Solve for x
    x = 390,917,082,515.20/868,595.60
  6. Step 6: Final answer
    x = 450,056.48

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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.