Home / 540,778.23-811,254.83-225,267.03

Finding the Fourth Proportional to 540,778.23, 811,254.83 and 225,267.03

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Solution

The fourth proportional to 540,778.23, 811,254.83 and 225,267.03 is: 337,936.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,778.23 : 811,254.83 = 225,267.03 : x
  2. Step 2: Convert to fraction form
    540,778.23/811,254.83 = 225,267.03/x
  3. Step 3: Cross multiply
    540,778.23x = 811,254.83 × 225,267.03
  4. Step 4: Simplify right side
    540,778.23x = 182,748,966,127.26
  5. Step 5: Solve for x
    x = 182,748,966,127.26/540,778.23
  6. Step 6: Final answer
    x = 337,936.99

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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.