Home / 382,944.19-528,466.92-210,878.17

Finding the Fourth Proportional to 382,944.19, 528,466.92 and 210,878.17

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Solution

The fourth proportional to 382,944.19, 528,466.92 and 210,878.17 is: 291,014.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,944.19 : 528,466.92 = 210,878.17 : x
  2. Step 2: Convert to fraction form
    382,944.19/528,466.92 = 210,878.17/x
  3. Step 3: Cross multiply
    382,944.19x = 528,466.92 × 210,878.17
  4. Step 4: Simplify right side
    382,944.19x = 111,442,134,883.18
  5. Step 5: Solve for x
    x = 111,442,134,883.18/382,944.19
  6. Step 6: Final answer
    x = 291,014.04

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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.