Home / 767,991.38-1,151,943.91-235,510.92

Finding the Fourth Proportional to 767,991.38, 1,151,943.91 and 235,510.92

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Solution

The fourth proportional to 767,991.38, 1,151,943.91 and 235,510.92 is: 353,253.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,991.38 : 1,151,943.91 = 235,510.92 : x
  2. Step 2: Convert to fraction form
    767,991.38/1,151,943.91 = 235,510.92/x
  3. Step 3: Cross multiply
    767,991.38x = 1,151,943.91 × 235,510.92
  4. Step 4: Simplify right side
    767,991.38x = 271,295,369,443.72
  5. Step 5: Solve for x
    x = 271,295,369,443.72/767,991.38
  6. Step 6: Final answer
    x = 353,253.15

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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.