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Finding the Fourth Proportional to 499,069.02, 749,136.31 and 214,900.27

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Solution

The fourth proportional to 499,069.02, 749,136.31 and 214,900.27 is: 322,579.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,069.02 : 749,136.31 = 214,900.27 : x
  2. Step 2: Convert to fraction form
    499,069.02/749,136.31 = 214,900.27/x
  3. Step 3: Cross multiply
    499,069.02x = 749,136.31 × 214,900.27
  4. Step 4: Simplify right side
    499,069.02x = 160,989,592,875.71
  5. Step 5: Solve for x
    x = 160,989,592,875.71/499,069.02
  6. Step 6: Final answer
    x = 322,579.82

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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.