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Finding the Fourth Proportional to 377,636.85, 566,320.35 and 124,870.68

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Solution

The fourth proportional to 377,636.85, 566,320.35 and 124,870.68 is: 187,261.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,636.85 : 566,320.35 = 124,870.68 : x
  2. Step 2: Convert to fraction form
    377,636.85/566,320.35 = 124,870.68/x
  3. Step 3: Cross multiply
    377,636.85x = 566,320.35 × 124,870.68
  4. Step 4: Simplify right side
    377,636.85x = 70,716,807,202.34
  5. Step 5: Solve for x
    x = 70,716,807,202.34/377,636.85
  6. Step 6: Final answer
    x = 187,261.41

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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.