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Finding the Fourth Proportional to 375,566.08, 518,281.12 and 224,698.56

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Solution

The fourth proportional to 375,566.08, 518,281.12 and 224,698.56 is: 310,083.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,566.08 : 518,281.12 = 224,698.56 : x
  2. Step 2: Convert to fraction form
    375,566.08/518,281.12 = 224,698.56/x
  3. Step 3: Cross multiply
    375,566.08x = 518,281.12 × 224,698.56
  4. Step 4: Simplify right side
    375,566.08x = 116,457,021,339.19
  5. Step 5: Solve for x
    x = 116,457,021,339.19/375,566.08
  6. Step 6: Final answer
    x = 310,083.97

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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.