Home / 540,996.48-811,548.84-185,963.76

Finding the Fourth Proportional to 540,996.48, 811,548.84 and 185,963.76

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Solution

The fourth proportional to 540,996.48, 811,548.84 and 185,963.76 is: 278,964.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,996.48 : 811,548.84 = 185,963.76 : x
  2. Step 2: Convert to fraction form
    540,996.48/811,548.84 = 185,963.76/x
  3. Step 3: Cross multiply
    540,996.48x = 811,548.84 × 185,963.76
  4. Step 4: Simplify right side
    540,996.48x = 150,918,673,710.04
  5. Step 5: Solve for x
    x = 150,918,673,710.04/540,996.48
  6. Step 6: Final answer
    x = 278,964.24

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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.