Home / 407,822.85-563,266.71-271,632.69

Finding the Fourth Proportional to 407,822.85, 563,266.71 and 271,632.69

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Solution

The fourth proportional to 407,822.85, 563,266.71 and 271,632.69 is: 375,166.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,822.85 : 563,266.71 = 271,632.69 : x
  2. Step 2: Convert to fraction form
    407,822.85/563,266.71 = 271,632.69/x
  3. Step 3: Cross multiply
    407,822.85x = 563,266.71 × 271,632.69
  4. Step 4: Simplify right side
    407,822.85x = 153,001,651,624.75
  5. Step 5: Solve for x
    x = 153,001,651,624.75/407,822.85
  6. Step 6: Final answer
    x = 375,166.94

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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.