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Finding the Fourth Proportional to 271,193.49, 373,457.82 and 253,864.57

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Solution

The fourth proportional to 271,193.49, 373,457.82 and 253,864.57 is: 349,594.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,193.49 : 373,457.82 = 253,864.57 : x
  2. Step 2: Convert to fraction form
    271,193.49/373,457.82 = 253,864.57/x
  3. Step 3: Cross multiply
    271,193.49x = 373,457.82 × 253,864.57
  4. Step 4: Simplify right side
    271,193.49x = 94,807,708,746.16
  5. Step 5: Solve for x
    x = 94,807,708,746.16/271,193.49
  6. Step 6: Final answer
    x = 349,594.34

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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.