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Finding the Fourth Proportional to 607,376.07, 838,142.24 and 365,736.87

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Solution

The fourth proportional to 607,376.07, 838,142.24 and 365,736.87 is: 504,694.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,376.07 : 838,142.24 = 365,736.87 : x
  2. Step 2: Convert to fraction form
    607,376.07/838,142.24 = 365,736.87/x
  3. Step 3: Cross multiply
    607,376.07x = 838,142.24 × 365,736.87
  4. Step 4: Simplify right side
    607,376.07x = 306,539,517,643.70
  5. Step 5: Solve for x
    x = 306,539,517,643.70/607,376.07
  6. Step 6: Final answer
    x = 504,694.76

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1.5x scale

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.