Home / 401,013.65-601,323.55-198,375.62

Finding the Fourth Proportional to 401,013.65, 601,323.55 and 198,375.62

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Solution

The fourth proportional to 401,013.65, 601,323.55 and 198,375.62 is: 297,466.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,013.65 : 601,323.55 = 198,375.62 : x
  2. Step 2: Convert to fraction form
    401,013.65/601,323.55 = 198,375.62/x
  3. Step 3: Cross multiply
    401,013.65x = 601,323.55 × 198,375.62
  4. Step 4: Simplify right side
    401,013.65x = 119,287,928,549.29
  5. Step 5: Solve for x
    x = 119,287,928,549.29/401,013.65
  6. Step 6: Final answer
    x = 297,466.00

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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.