Home / 784,213.78-1,176,817.87-334,937.00

Finding the Fourth Proportional to 784,213.78, 1,176,817.87 and 334,937.00

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Solution

The fourth proportional to 784,213.78, 1,176,817.87 and 334,937.00 is: 502,617.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,213.78 : 1,176,817.87 = 334,937.00 : x
  2. Step 2: Convert to fraction form
    784,213.78/1,176,817.87 = 334,937.00/x
  3. Step 3: Cross multiply
    784,213.78x = 1,176,817.87 × 334,937.00
  4. Step 4: Simplify right side
    784,213.78x = 394,159,845,091.09
  5. Step 5: Solve for x
    x = 394,159,845,091.09/784,213.78
  6. Step 6: Final answer
    x = 502,617.85

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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.