Home / 258,259.38-356,373.46-239,216.08

Finding the Fourth Proportional to 258,259.38, 356,373.46 and 239,216.08

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Solution

The fourth proportional to 258,259.38, 356,373.46 and 239,216.08 is: 330,095.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,259.38 : 356,373.46 = 239,216.08 : x
  2. Step 2: Convert to fraction form
    258,259.38/356,373.46 = 239,216.08/x
  3. Step 3: Cross multiply
    258,259.38x = 356,373.46 × 239,216.08
  4. Step 4: Simplify right side
    258,259.38x = 85,250,262,117.24
  5. Step 5: Solve for x
    x = 85,250,262,117.24/258,259.38
  6. Step 6: Final answer
    x = 330,095.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.