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Finding the Fourth Proportional to 372,853.32, 558,237.71 and 201,460.97

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Solution

The fourth proportional to 372,853.32, 558,237.71 and 201,460.97 is: 301,628.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,853.32 : 558,237.71 = 201,460.97 : x
  2. Step 2: Convert to fraction form
    372,853.32/558,237.71 = 201,460.97/x
  3. Step 3: Cross multiply
    372,853.32x = 558,237.71 × 201,460.97
  4. Step 4: Simplify right side
    372,853.32x = 112,463,110,547.18
  5. Step 5: Solve for x
    x = 112,463,110,547.18/372,853.32
  6. Step 6: Final answer
    x = 301,628.29

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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.