Home / 832,133.64-1,248,388.56-263,549.28

Finding the Fourth Proportional to 832,133.64, 1,248,388.56 and 263,549.28

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Solution

The fourth proportional to 832,133.64, 1,248,388.56 and 263,549.28 is: 395,383.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,133.64 : 1,248,388.56 = 263,549.28 : x
  2. Step 2: Convert to fraction form
    832,133.64/1,248,388.56 = 263,549.28/x
  3. Step 3: Cross multiply
    832,133.64x = 1,248,388.56 × 263,549.28
  4. Step 4: Simplify right side
    832,133.64x = 329,011,906,148.24
  5. Step 5: Solve for x
    x = 329,011,906,148.24/832,133.64
  6. Step 6: Final answer
    x = 395,383.49

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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.