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Finding the Fourth Proportional to 377,276.96, 565,795.32 and 124,510.40

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Solution

The fourth proportional to 377,276.96, 565,795.32 and 124,510.40 is: 186,725.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,276.96 : 565,795.32 = 124,510.40 : x
  2. Step 2: Convert to fraction form
    377,276.96/565,795.32 = 124,510.40/x
  3. Step 3: Cross multiply
    377,276.96x = 565,795.32 × 124,510.40
  4. Step 4: Simplify right side
    377,276.96x = 70,447,401,611.33
  5. Step 5: Solve for x
    x = 70,447,401,611.33/377,276.96
  6. Step 6: Final answer
    x = 186,725.96

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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.