Home / 783,310.12-1,175,027.43-334,034.82

Finding the Fourth Proportional to 783,310.12, 1,175,027.43 and 334,034.82

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Solution

The fourth proportional to 783,310.12, 1,175,027.43 and 334,034.82 is: 501,078.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,310.12 : 1,175,027.43 = 334,034.82 : x
  2. Step 2: Convert to fraction form
    783,310.12/1,175,027.43 = 334,034.82/x
  3. Step 3: Cross multiply
    783,310.12x = 1,175,027.43 × 334,034.82
  4. Step 4: Simplify right side
    783,310.12x = 392,500,076,075.11
  5. Step 5: Solve for x
    x = 392,500,076,075.11/783,310.12
  6. Step 6: Final answer
    x = 501,078.78

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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.