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Finding the Fourth Proportional to 349,603.02, 482,466.56 and 196,648.34

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Solution

The fourth proportional to 349,603.02, 482,466.56 and 196,648.34 is: 271,382.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,603.02 : 482,466.56 = 196,648.34 : x
  2. Step 2: Convert to fraction form
    349,603.02/482,466.56 = 196,648.34/x
  3. Step 3: Cross multiply
    349,603.02x = 482,466.56 × 196,648.34
  4. Step 4: Simplify right side
    349,603.02x = 94,876,248,129.51
  5. Step 5: Solve for x
    x = 94,876,248,129.51/349,603.02
  6. Step 6: Final answer
    x = 271,382.80

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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.