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Finding the Fourth Proportional to 382,248.01, 527,508.74 and 210,173.03

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Solution

The fourth proportional to 382,248.01, 527,508.74 and 210,173.03 is: 290,042.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,248.01 : 527,508.74 = 210,173.03 : x
  2. Step 2: Convert to fraction form
    382,248.01/527,508.74 = 210,173.03/x
  3. Step 3: Cross multiply
    382,248.01x = 527,508.74 × 210,173.03
  4. Step 4: Simplify right side
    382,248.01x = 110,868,106,548.87
  5. Step 5: Solve for x
    x = 110,868,106,548.87/382,248.01
  6. Step 6: Final answer
    x = 290,042.34

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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.