Home / 759,933.74-1,140,214.61-333,248.78

Finding the Fourth Proportional to 759,933.74, 1,140,214.61 and 333,248.78

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Solution

The fourth proportional to 759,933.74, 1,140,214.61 and 333,248.78 is: 500,010.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,933.74 : 1,140,214.61 = 333,248.78 : x
  2. Step 2: Convert to fraction form
    759,933.74/1,140,214.61 = 333,248.78/x
  3. Step 3: Cross multiply
    759,933.74x = 1,140,214.61 × 333,248.78
  4. Step 4: Simplify right side
    759,933.74x = 379,975,127,720.68
  5. Step 5: Solve for x
    x = 379,975,127,720.68/759,933.74
  6. Step 6: Final answer
    x = 500,010.87

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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.