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Finding the Fourth Proportional to 373,036.44, 514,771.92 and 211,870.32

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Solution

The fourth proportional to 373,036.44, 514,771.92 and 211,870.32 is: 292,370.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,036.44 : 514,771.92 = 211,870.32 : x
  2. Step 2: Convert to fraction form
    373,036.44/514,771.92 = 211,870.32/x
  3. Step 3: Cross multiply
    373,036.44x = 514,771.92 × 211,870.32
  4. Step 4: Simplify right side
    373,036.44x = 109,064,891,417.41
  5. Step 5: Solve for x
    x = 109,064,891,417.41/373,036.44
  6. Step 6: Final answer
    x = 292,370.61

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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.