Home / 765,789.23-1,148,855.16-233,351.93

Finding the Fourth Proportional to 765,789.23, 1,148,855.16 and 233,351.93

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Solution

The fourth proportional to 765,789.23, 1,148,855.16 and 233,351.93 is: 350,080.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,789.23 : 1,148,855.16 = 233,351.93 : x
  2. Step 2: Convert to fraction form
    765,789.23/1,148,855.16 = 233,351.93/x
  3. Step 3: Cross multiply
    765,789.23x = 1,148,855.16 × 233,351.93
  4. Step 4: Simplify right side
    765,789.23x = 268,087,568,876.46
  5. Step 5: Solve for x
    x = 268,087,568,876.46/765,789.23
  6. Step 6: Final answer
    x = 350,080.10

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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.