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Finding the Fourth Proportional to 265,346.04, 365,916.78 and 225,170.04

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Solution

The fourth proportional to 265,346.04, 365,916.78 and 225,170.04 is: 310,513.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,346.04 : 365,916.78 = 225,170.04 : x
  2. Step 2: Convert to fraction form
    265,346.04/365,916.78 = 225,170.04/x
  3. Step 3: Cross multiply
    265,346.04x = 365,916.78 × 225,170.04
  4. Step 4: Simplify right side
    265,346.04x = 82,393,495,989.27
  5. Step 5: Solve for x
    x = 82,393,495,989.27/265,346.04
  6. Step 6: Final answer
    x = 310,513.38

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1.5x scale

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.