Home / 340,314.50-510,787.38-171,953.07

Finding the Fourth Proportional to 340,314.50, 510,787.38 and 171,953.07

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Solution

The fourth proportional to 340,314.50, 510,787.38 and 171,953.07 is: 258,089.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,314.50 : 510,787.38 = 171,953.07 : x
  2. Step 2: Convert to fraction form
    340,314.50/510,787.38 = 171,953.07/x
  3. Step 3: Cross multiply
    340,314.50x = 510,787.38 × 171,953.07
  4. Step 4: Simplify right side
    340,314.50x = 87,831,458,108.26
  5. Step 5: Solve for x
    x = 87,831,458,108.26/340,314.50
  6. Step 6: Final answer
    x = 258,089.09

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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.