Home / 282,724.44-390,250.80-181,023.72

Finding the Fourth Proportional to 282,724.44, 390,250.80 and 181,023.72

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Solution

The fourth proportional to 282,724.44, 390,250.80 and 181,023.72 is: 249,871.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,724.44 : 390,250.80 = 181,023.72 : x
  2. Step 2: Convert to fraction form
    282,724.44/390,250.80 = 181,023.72/x
  3. Step 3: Cross multiply
    282,724.44x = 390,250.80 × 181,023.72
  4. Step 4: Simplify right side
    282,724.44x = 70,644,651,548.98
  5. Step 5: Solve for x
    x = 70,644,651,548.98/282,724.44
  6. Step 6: Final answer
    x = 249,871.05

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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.