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Finding the Fourth Proportional to 270,718.24, 373,629.36 and 157,577.44

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Solution

The fourth proportional to 270,718.24, 373,629.36 and 157,577.44 is: 217,479.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,718.24 : 373,629.36 = 157,577.44 : x
  2. Step 2: Convert to fraction form
    270,718.24/373,629.36 = 157,577.44/x
  3. Step 3: Cross multiply
    270,718.24x = 373,629.36 × 157,577.44
  4. Step 4: Simplify right side
    270,718.24x = 58,875,558,057.64
  5. Step 5: Solve for x
    x = 58,875,558,057.64/270,718.24
  6. Step 6: Final answer
    x = 217,479.10

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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.