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Finding the Fourth Proportional to 370,100.40, 553,838.40 and 252,002.40

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Solution

The fourth proportional to 370,100.40, 553,838.40 and 252,002.40 is: 377,110.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,100.40 : 553,838.40 = 252,002.40 : x
  2. Step 2: Convert to fraction form
    370,100.40/553,838.40 = 252,002.40/x
  3. Step 3: Cross multiply
    370,100.40x = 553,838.40 × 252,002.40
  4. Step 4: Simplify right side
    370,100.40x = 139,568,606,012.16
  5. Step 5: Solve for x
    x = 139,568,606,012.16/370,100.40
  6. Step 6: Final answer
    x = 377,110.12

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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.