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Finding the Fourth Proportional to 375,282.48, 563,048.28 and 122,571.24

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Solution

The fourth proportional to 375,282.48, 563,048.28 and 122,571.24 is: 183,897.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,282.48 : 563,048.28 = 122,571.24 : x
  2. Step 2: Convert to fraction form
    375,282.48/563,048.28 = 122,571.24/x
  3. Step 3: Cross multiply
    375,282.48x = 563,048.28 × 122,571.24
  4. Step 4: Simplify right side
    375,282.48x = 69,013,525,859.47
  5. Step 5: Solve for x
    x = 69,013,525,859.47/375,282.48
  6. Step 6: Final answer
    x = 183,897.54

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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.