Home / 402,724.32-604,088.48-122,244

Finding the Fourth Proportional to 402,724.32, 604,088.48 and 122,244

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Solution

The fourth proportional to 402,724.32, 604,088.48 and 122,244 is: 183,366.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,724.32 : 604,088.48 = 122,244 : x
  2. Step 2: Convert to fraction form
    402,724.32/604,088.48 = 122,244/x
  3. Step 3: Cross multiply
    402,724.32x = 604,088.48 × 122,244
  4. Step 4: Simplify right side
    402,724.32x = 73,846,192,149.12
  5. Step 5: Solve for x
    x = 73,846,192,149.12/402,724.32
  6. Step 6: Final answer
    x = 183,366.61

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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.