Home / 965,387.40-1,448,269.80-291,523.56

Finding the Fourth Proportional to 965,387.40, 1,448,269.80 and 291,523.56

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Solution

The fourth proportional to 965,387.40, 1,448,269.80 and 291,523.56 is: 437,342.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,387.40 : 1,448,269.80 = 291,523.56 : x
  2. Step 2: Convert to fraction form
    965,387.40/1,448,269.80 = 291,523.56/x
  3. Step 3: Cross multiply
    965,387.40x = 1,448,269.80 × 291,523.56
  4. Step 4: Simplify right side
    965,387.40x = 422,204,767,936.49
  5. Step 5: Solve for x
    x = 422,204,767,936.49/965,387.40
  6. Step 6: Final answer
    x = 437,342.32

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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.