Home / 766,975.32-1,149,673.86-293,532.76

Finding the Fourth Proportional to 766,975.32, 1,149,673.86 and 293,532.76

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Solution

The fourth proportional to 766,975.32, 1,149,673.86 and 293,532.76 is: 439,997.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,975.32 : 1,149,673.86 = 293,532.76 : x
  2. Step 2: Convert to fraction form
    766,975.32/1,149,673.86 = 293,532.76/x
  3. Step 3: Cross multiply
    766,975.32x = 1,149,673.86 × 293,532.76
  4. Step 4: Simplify right side
    766,975.32x = 337,466,941,225.65
  5. Step 5: Solve for x
    x = 337,466,941,225.65/766,975.32
  6. Step 6: Final answer
    x = 439,997.13

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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.