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Finding the Fourth Proportional to 303,799.37, 455,706.34 and 93,439.13

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Solution

The fourth proportional to 303,799.37, 455,706.34 and 93,439.13 is: 140,160.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,799.37 : 455,706.34 = 93,439.13 : x
  2. Step 2: Convert to fraction form
    303,799.37/455,706.34 = 93,439.13/x
  3. Step 3: Cross multiply
    303,799.37x = 455,706.34 × 93,439.13
  4. Step 4: Simplify right side
    303,799.37x = 42,580,801,432.95
  5. Step 5: Solve for x
    x = 42,580,801,432.95/303,799.37
  6. Step 6: Final answer
    x = 140,160.93

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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.