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Finding the Fourth Proportional to 377,223.80, 565,905.65 and 124,521.89

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Solution

The fourth proportional to 377,223.80, 565,905.65 and 124,521.89 is: 186,805.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,223.80 : 565,905.65 = 124,521.89 : x
  2. Step 2: Convert to fraction form
    377,223.80/565,905.65 = 124,521.89/x
  3. Step 3: Cross multiply
    377,223.80x = 565,905.65 × 124,521.89
  4. Step 4: Simplify right side
    377,223.80x = 70,467,637,647.54
  5. Step 5: Solve for x
    x = 70,467,637,647.54/377,223.80
  6. Step 6: Final answer
    x = 186,805.92

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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.