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Finding the Fourth Proportional to 965,333.70, 1,448,468.01 and 397,134.70

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Solution

The fourth proportional to 965,333.70, 1,448,468.01 and 397,134.70 is: 595,894.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,333.70 : 1,448,468.01 = 397,134.70 : x
  2. Step 2: Convert to fraction form
    965,333.70/1,448,468.01 = 397,134.70/x
  3. Step 3: Cross multiply
    965,333.70x = 1,448,468.01 × 397,134.70
  4. Step 4: Simplify right side
    965,333.70x = 575,236,908,610.95
  5. Step 5: Solve for x
    x = 575,236,908,610.95/965,333.70
  6. Step 6: Final answer
    x = 595,894.36

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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.