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Finding the Fourth Proportional to 341,659.90, 512,491.67 and 224,075.85

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Solution

The fourth proportional to 341,659.90, 512,491.67 and 224,075.85 is: 336,114.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,659.90 : 512,491.67 = 224,075.85 : x
  2. Step 2: Convert to fraction form
    341,659.90/512,491.67 = 224,075.85/x
  3. Step 3: Cross multiply
    341,659.90x = 512,491.67 × 224,075.85
  4. Step 4: Simplify right side
    341,659.90x = 114,837,006,573.17
  5. Step 5: Solve for x
    x = 114,837,006,573.17/341,659.90
  6. Step 6: Final answer
    x = 336,114.97

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1.5x scale

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.