Home / 767,055.38-1,150,749.14-293,740.76

Finding the Fourth Proportional to 767,055.38, 1,150,749.14 and 293,740.76

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Solution

The fourth proportional to 767,055.38, 1,150,749.14 and 293,740.76 is: 440,674.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,055.38 : 1,150,749.14 = 293,740.76 : x
  2. Step 2: Convert to fraction form
    767,055.38/1,150,749.14 = 293,740.76/x
  3. Step 3: Cross multiply
    767,055.38x = 1,150,749.14 × 293,740.76
  4. Step 4: Simplify right side
    767,055.38x = 338,021,926,952.95
  5. Step 5: Solve for x
    x = 338,021,926,952.95/767,055.38
  6. Step 6: Final answer
    x = 440,674.74

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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.