Home / 414,001.80-571,271.04-239,601.96

Finding the Fourth Proportional to 414,001.80, 571,271.04 and 239,601.96

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Solution

The fourth proportional to 414,001.80, 571,271.04 and 239,601.96 is: 330,620.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,001.80 : 571,271.04 = 239,601.96 : x
  2. Step 2: Convert to fraction form
    414,001.80/571,271.04 = 239,601.96/x
  3. Step 3: Cross multiply
    414,001.80x = 571,271.04 × 239,601.96
  4. Step 4: Simplify right side
    414,001.80x = 136,877,660,875.24
  5. Step 5: Solve for x
    x = 136,877,660,875.24/414,001.80
  6. Step 6: Final answer
    x = 330,620.93

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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.