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Finding the Fourth Proportional to 365,230.51, 547,438.68 and 151,878.94

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Solution

The fourth proportional to 365,230.51, 547,438.68 and 151,878.94 is: 227,649.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,230.51 : 547,438.68 = 151,878.94 : x
  2. Step 2: Convert to fraction form
    365,230.51/547,438.68 = 151,878.94/x
  3. Step 3: Cross multiply
    365,230.51x = 547,438.68 × 151,878.94
  4. Step 4: Simplify right side
    365,230.51x = 83,144,406,433.40
  5. Step 5: Solve for x
    x = 83,144,406,433.40/365,230.51
  6. Step 6: Final answer
    x = 227,649.13

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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.