Home / 965,809.20-1,447,547.40-492,250.80

Finding the Fourth Proportional to 965,809.20, 1,447,547.40 and 492,250.80

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Solution

The fourth proportional to 965,809.20, 1,447,547.40 and 492,250.80 is: 737,781.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,809.20 : 1,447,547.40 = 492,250.80 : x
  2. Step 2: Convert to fraction form
    965,809.20/1,447,547.40 = 492,250.80/x
  3. Step 3: Cross multiply
    965,809.20x = 1,447,547.40 × 492,250.80
  4. Step 4: Simplify right side
    965,809.20x = 712,556,365,687.92
  5. Step 5: Solve for x
    x = 712,556,365,687.92/965,809.20
  6. Step 6: Final answer
    x = 737,781.71

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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.