Home / 362,331.54-500,079.01-209,458.35

Finding the Fourth Proportional to 362,331.54, 500,079.01 and 209,458.35

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Solution

The fourth proportional to 362,331.54, 500,079.01 and 209,458.35 is: 289,088.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,331.54 : 500,079.01 = 209,458.35 : x
  2. Step 2: Convert to fraction form
    362,331.54/500,079.01 = 209,458.35/x
  3. Step 3: Cross multiply
    362,331.54x = 500,079.01 × 209,458.35
  4. Step 4: Simplify right side
    362,331.54x = 104,745,723,780.59
  5. Step 5: Solve for x
    x = 104,745,723,780.59/362,331.54
  6. Step 6: Final answer
    x = 289,088.06

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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.