Home / 284,830.84-427,503.06-151,821.88

Finding the Fourth Proportional to 284,830.84, 427,503.06 and 151,821.88

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Solution

The fourth proportional to 284,830.84, 427,503.06 and 151,821.88 is: 227,869.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,830.84 : 427,503.06 = 151,821.88 : x
  2. Step 2: Convert to fraction form
    284,830.84/427,503.06 = 151,821.88/x
  3. Step 3: Cross multiply
    284,830.84x = 427,503.06 × 151,821.88
  4. Step 4: Simplify right side
    284,830.84x = 64,904,318,274.95
  5. Step 5: Solve for x
    x = 64,904,318,274.95/284,830.84
  6. Step 6: Final answer
    x = 227,869.70

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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.