Home / 384,122.02-530,092.41-214,352.50

Finding the Fourth Proportional to 384,122.02, 530,092.41 and 214,352.50

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Solution

The fourth proportional to 384,122.02, 530,092.41 and 214,352.50 is: 295,808.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,122.02 : 530,092.41 = 214,352.50 : x
  2. Step 2: Convert to fraction form
    384,122.02/530,092.41 = 214,352.50/x
  3. Step 3: Cross multiply
    384,122.02x = 530,092.41 × 214,352.50
  4. Step 4: Simplify right side
    384,122.02x = 113,626,633,314.53
  5. Step 5: Solve for x
    x = 113,626,633,314.53/384,122.02
  6. Step 6: Final answer
    x = 295,808.69

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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.