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Finding the Fourth Proportional to 537,510.45, 741,745.80 and 295,770.39

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Solution

The fourth proportional to 537,510.45, 741,745.80 and 295,770.39 is: 408,152.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,510.45 : 741,745.80 = 295,770.39 : x
  2. Step 2: Convert to fraction form
    537,510.45/741,745.80 = 295,770.39/x
  3. Step 3: Cross multiply
    537,510.45x = 741,745.80 × 295,770.39
  4. Step 4: Simplify right side
    537,510.45x = 219,386,444,546.86
  5. Step 5: Solve for x
    x = 219,386,444,546.86/537,510.45
  6. Step 6: Final answer
    x = 408,152.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.