Home / 366,918.20-550,377.30-353,632.18

Finding the Fourth Proportional to 366,918.20, 550,377.30 and 353,632.18

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Solution

The fourth proportional to 366,918.20, 550,377.30 and 353,632.18 is: 530,448.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,918.20 : 550,377.30 = 353,632.18 : x
  2. Step 2: Convert to fraction form
    366,918.20/550,377.30 = 353,632.18/x
  3. Step 3: Cross multiply
    366,918.20x = 550,377.30 × 353,632.18
  4. Step 4: Simplify right side
    366,918.20x = 194,631,124,421.51
  5. Step 5: Solve for x
    x = 194,631,124,421.51/366,918.20
  6. Step 6: Final answer
    x = 530,448.27

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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.