Home / 310,182.21-465,275.75-169,864.29

Finding the Fourth Proportional to 310,182.21, 465,275.75 and 169,864.29

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Solution

The fourth proportional to 310,182.21, 465,275.75 and 169,864.29 is: 254,797.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,182.21 : 465,275.75 = 169,864.29 : x
  2. Step 2: Convert to fraction form
    310,182.21/465,275.75 = 169,864.29/x
  3. Step 3: Cross multiply
    310,182.21x = 465,275.75 × 169,864.29
  4. Step 4: Simplify right side
    310,182.21x = 79,033,734,078.65
  5. Step 5: Solve for x
    x = 79,033,734,078.65/310,182.21
  6. Step 6: Final answer
    x = 254,797.77

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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.