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Finding the Fourth Proportional to 625,334.46, 937,993.29 and 152,018.46

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Solution

The fourth proportional to 625,334.46, 937,993.29 and 152,018.46 is: 228,025.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,334.46 : 937,993.29 = 152,018.46 : x
  2. Step 2: Convert to fraction form
    625,334.46/937,993.29 = 152,018.46/x
  3. Step 3: Cross multiply
    625,334.46x = 937,993.29 × 152,018.46
  4. Step 4: Simplify right side
    625,334.46x = 142,592,295,436.13
  5. Step 5: Solve for x
    x = 142,592,295,436.13/625,334.46
  6. Step 6: Final answer
    x = 228,025.65

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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.