Home / 264,911.10-397,366.65-247,415.10

Finding the Fourth Proportional to 264,911.10, 397,366.65 and 247,415.10

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Solution

The fourth proportional to 264,911.10, 397,366.65 and 247,415.10 is: 371,122.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,911.10 : 397,366.65 = 247,415.10 : x
  2. Step 2: Convert to fraction form
    264,911.10/397,366.65 = 247,415.10/x
  3. Step 3: Cross multiply
    264,911.10x = 397,366.65 × 247,415.10
  4. Step 4: Simplify right side
    264,911.10x = 98,314,509,446.42
  5. Step 5: Solve for x
    x = 98,314,509,446.42/264,911.10
  6. Step 6: Final answer
    x = 371,122.65

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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.