Home / 986,667.60-1,479,834.48-276,532.20

Finding the Fourth Proportional to 986,667.60, 1,479,834.48 and 276,532.20

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Solution

The fourth proportional to 986,667.60, 1,479,834.48 and 276,532.20 is: 414,751.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,667.60 : 1,479,834.48 = 276,532.20 : x
  2. Step 2: Convert to fraction form
    986,667.60/1,479,834.48 = 276,532.20/x
  3. Step 3: Cross multiply
    986,667.60x = 1,479,834.48 × 276,532.20
  4. Step 4: Simplify right side
    986,667.60x = 409,221,884,390.26
  5. Step 5: Solve for x
    x = 409,221,884,390.26/986,667.60
  6. Step 6: Final answer
    x = 414,751.52

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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.