Home / 756,097.02-1,134,022.51-306,799.74

Finding the Fourth Proportional to 756,097.02, 1,134,022.51 and 306,799.74

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Solution

The fourth proportional to 756,097.02, 1,134,022.51 and 306,799.74 is: 460,149.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,097.02 : 1,134,022.51 = 306,799.74 : x
  2. Step 2: Convert to fraction form
    756,097.02/1,134,022.51 = 306,799.74/x
  3. Step 3: Cross multiply
    756,097.02x = 1,134,022.51 × 306,799.74
  4. Step 4: Simplify right side
    756,097.02x = 347,917,811,605.65
  5. Step 5: Solve for x
    x = 347,917,811,605.65/756,097.02
  6. Step 6: Final answer
    x = 460,149.69

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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.