Home / 313,339.08-432,362.32-179,177.16

Finding the Fourth Proportional to 313,339.08, 432,362.32 and 179,177.16

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Solution

The fourth proportional to 313,339.08, 432,362.32 and 179,177.16 is: 247,238.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,339.08 : 432,362.32 = 179,177.16 : x
  2. Step 2: Convert to fraction form
    313,339.08/432,362.32 = 179,177.16/x
  3. Step 3: Cross multiply
    313,339.08x = 432,362.32 × 179,177.16
  4. Step 4: Simplify right side
    313,339.08x = 77,469,452,588.61
  5. Step 5: Solve for x
    x = 77,469,452,588.61/313,339.08
  6. Step 6: Final answer
    x = 247,238.40

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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.