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Finding the Fourth Proportional to 604,619.50, 834,375.72 and 336,347.50

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Solution

The fourth proportional to 604,619.50, 834,375.72 and 336,347.50 is: 464,160.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,619.50 : 834,375.72 = 336,347.50 : x
  2. Step 2: Convert to fraction form
    604,619.50/834,375.72 = 336,347.50/x
  3. Step 3: Cross multiply
    604,619.50x = 834,375.72 × 336,347.50
  4. Step 4: Simplify right side
    604,619.50x = 280,640,187,482.70
  5. Step 5: Solve for x
    x = 280,640,187,482.70/604,619.50
  6. Step 6: Final answer
    x = 464,160.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.