Home / 780,596.91-1,170,097.77-442,924.23

Finding the Fourth Proportional to 780,596.91, 1,170,097.77 and 442,924.23

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Solution

The fourth proportional to 780,596.91, 1,170,097.77 and 442,924.23 is: 663,933.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    780,596.91 : 1,170,097.77 = 442,924.23 : x
  2. Step 2: Convert to fraction form
    780,596.91/1,170,097.77 = 442,924.23/x
  3. Step 3: Cross multiply
    780,596.91x = 1,170,097.77 × 442,924.23
  4. Step 4: Simplify right side
    780,596.91x = 518,264,653,801.97
  5. Step 5: Solve for x
    x = 518,264,653,801.97/780,596.91
  6. Step 6: Final answer
    x = 663,933.78

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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.