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Finding the Fourth Proportional to 370,910.88, 556,365.11 and 134,197.29

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Solution

The fourth proportional to 370,910.88, 556,365.11 and 134,197.29 is: 201,295.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,910.88 : 556,365.11 = 134,197.29 : x
  2. Step 2: Convert to fraction form
    370,910.88/556,365.11 = 134,197.29/x
  3. Step 3: Cross multiply
    370,910.88x = 556,365.11 × 134,197.29
  4. Step 4: Simplify right side
    370,910.88x = 74,662,689,341.57
  5. Step 5: Solve for x
    x = 74,662,689,341.57/370,910.88
  6. Step 6: Final answer
    x = 201,295.50

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1.5x scale

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.