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Finding the Fourth Proportional to 375,698.93, 563,554.55 and 109,474.07

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Solution

The fourth proportional to 375,698.93, 563,554.55 and 109,474.07 is: 164,212.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,698.93 : 563,554.55 = 109,474.07 : x
  2. Step 2: Convert to fraction form
    375,698.93/563,554.55 = 109,474.07/x
  3. Step 3: Cross multiply
    375,698.93x = 563,554.55 × 109,474.07
  4. Step 4: Simplify right side
    375,698.93x = 61,694,610,255.52
  5. Step 5: Solve for x
    x = 61,694,610,255.52/375,698.93
  6. Step 6: Final answer
    x = 164,212.90

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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.