Home / 207,288.08-309,315.47-184,947.92

Finding the Fourth Proportional to 207,288.08, 309,315.47 and 184,947.92

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Solution

The fourth proportional to 207,288.08, 309,315.47 and 184,947.92 is: 275,979.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,288.08 : 309,315.47 = 184,947.92 : x
  2. Step 2: Convert to fraction form
    207,288.08/309,315.47 = 184,947.92/x
  3. Step 3: Cross multiply
    207,288.08x = 309,315.47 × 184,947.92
  4. Step 4: Simplify right side
    207,288.08x = 57,207,252,800.32
  5. Step 5: Solve for x
    x = 57,207,252,800.32/207,288.08
  6. Step 6: Final answer
    x = 275,979.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.