Home / 971,571.92-1,340,736.20-536,006.64

Finding the Fourth Proportional to 971,571.92, 1,340,736.20 and 536,006.64

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Solution

The fourth proportional to 971,571.92, 1,340,736.20 and 536,006.64 is: 739,670.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,571.92 : 1,340,736.20 = 536,006.64 : x
  2. Step 2: Convert to fraction form
    971,571.92/1,340,736.20 = 536,006.64/x
  3. Step 3: Cross multiply
    971,571.92x = 1,340,736.20 × 536,006.64
  4. Step 4: Simplify right side
    971,571.92x = 718,643,505,688.37
  5. Step 5: Solve for x
    x = 718,643,505,688.37/971,571.92
  6. Step 6: Final answer
    x = 739,670.93

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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.