Home / 514,323.84-771,558.09-214,736.29

Finding the Fourth Proportional to 514,323.84, 771,558.09 and 214,736.29

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Solution

The fourth proportional to 514,323.84, 771,558.09 and 214,736.29 is: 322,134.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,323.84 : 771,558.09 = 214,736.29 : x
  2. Step 2: Convert to fraction form
    514,323.84/771,558.09 = 214,736.29/x
  3. Step 3: Cross multiply
    514,323.84x = 771,558.09 × 214,736.29
  4. Step 4: Simplify right side
    514,323.84x = 165,681,521,766.09
  5. Step 5: Solve for x
    x = 165,681,521,766.09/514,323.84
  6. Step 6: Final answer
    x = 322,134.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.