Home / 382,830.12-574,201.44-102,369.24

Finding the Fourth Proportional to 382,830.12, 574,201.44 and 102,369.24

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Solution

The fourth proportional to 382,830.12, 574,201.44 and 102,369.24 is: 153,542.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,830.12 : 574,201.44 = 102,369.24 : x
  2. Step 2: Convert to fraction form
    382,830.12/574,201.44 = 102,369.24/x
  3. Step 3: Cross multiply
    382,830.12x = 574,201.44 × 102,369.24
  4. Step 4: Simplify right side
    382,830.12x = 58,780,565,019.71
  5. Step 5: Solve for x
    x = 58,780,565,019.71/382,830.12
  6. Step 6: Final answer
    x = 153,542.16

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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.