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Finding the Fourth Proportional to 377,472.04, 566,208.06 and 137,603.93

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Solution

The fourth proportional to 377,472.04, 566,208.06 and 137,603.93 is: 206,405.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,472.04 : 566,208.06 = 137,603.93 : x
  2. Step 2: Convert to fraction form
    377,472.04/566,208.06 = 137,603.93/x
  3. Step 3: Cross multiply
    377,472.04x = 566,208.06 × 137,603.93
  4. Step 4: Simplify right side
    377,472.04x = 77,912,453,029.90
  5. Step 5: Solve for x
    x = 77,912,453,029.90/377,472.04
  6. Step 6: Final answer
    x = 206,405.89

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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.