Home / 965,348.28-1,332,180.63-535,631.49

Finding the Fourth Proportional to 965,348.28, 1,332,180.63 and 535,631.49

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Solution

The fourth proportional to 965,348.28, 1,332,180.63 and 535,631.49 is: 739,171.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,348.28 : 1,332,180.63 = 535,631.49 : x
  2. Step 2: Convert to fraction form
    965,348.28/1,332,180.63 = 535,631.49/x
  3. Step 3: Cross multiply
    965,348.28x = 1,332,180.63 × 535,631.49
  4. Step 4: Simplify right side
    965,348.28x = 713,557,895,796.04
  5. Step 5: Solve for x
    x = 713,557,895,796.04/965,348.28
  6. Step 6: Final answer
    x = 739,171.46

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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.