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Finding the Fourth Proportional to 372,995.88, 559,752.21 and 148,333.29

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Solution

The fourth proportional to 372,995.88, 559,752.21 and 148,333.29 is: 222,602.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,995.88 : 559,752.21 = 148,333.29 : x
  2. Step 2: Convert to fraction form
    372,995.88/559,752.21 = 148,333.29/x
  3. Step 3: Cross multiply
    372,995.88x = 559,752.21 × 148,333.29
  4. Step 4: Simplify right side
    372,995.88x = 83,029,886,894.07
  5. Step 5: Solve for x
    x = 83,029,886,894.07/372,995.88
  6. Step 6: Final answer
    x = 222,602.69

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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.