Home / 601,020.68-901,988.16-222,299.72

Finding the Fourth Proportional to 601,020.68, 901,988.16 and 222,299.72

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Solution

The fourth proportional to 601,020.68, 901,988.16 and 222,299.72 is: 333,618.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,020.68 : 901,988.16 = 222,299.72 : x
  2. Step 2: Convert to fraction form
    601,020.68/901,988.16 = 222,299.72/x
  3. Step 3: Cross multiply
    601,020.68x = 901,988.16 × 222,299.72
  4. Step 4: Simplify right side
    601,020.68x = 200,511,715,411.32
  5. Step 5: Solve for x
    x = 200,511,715,411.32/601,020.68
  6. Step 6: Final answer
    x = 333,618.66

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1.5x scale

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.