Home / 759,949.83-1,140,238.61-333,264.78

Finding the Fourth Proportional to 759,949.83, 1,140,238.61 and 333,264.78

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Solution

The fourth proportional to 759,949.83, 1,140,238.61 and 333,264.78 is: 500,034.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,949.83 : 1,140,238.61 = 333,264.78 : x
  2. Step 2: Convert to fraction form
    759,949.83/1,140,238.61 = 333,264.78/x
  3. Step 3: Cross multiply
    759,949.83x = 1,140,238.61 × 333,264.78
  4. Step 4: Simplify right side
    759,949.83x = 380,001,369,509.16
  5. Step 5: Solve for x
    x = 380,001,369,509.16/759,949.83
  6. Step 6: Final answer
    x = 500,034.81

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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.