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Finding the Fourth Proportional to 265,319.72, 366,147.76 and 144,467.62

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Solution

The fourth proportional to 265,319.72, 366,147.76 and 144,467.62 is: 199,368.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,319.72 : 366,147.76 = 144,467.62 : x
  2. Step 2: Convert to fraction form
    265,319.72/366,147.76 = 144,467.62/x
  3. Step 3: Cross multiply
    265,319.72x = 366,147.76 × 144,467.62
  4. Step 4: Simplify right side
    265,319.72x = 52,896,495,455.53
  5. Step 5: Solve for x
    x = 52,896,495,455.53/265,319.72
  6. Step 6: Final answer
    x = 199,368.88

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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.