Home / 964,736.90-1,331,249.69-535,015.70

Finding the Fourth Proportional to 964,736.90, 1,331,249.69 and 535,015.70

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Solution

The fourth proportional to 964,736.90, 1,331,249.69 and 535,015.70 is: 738,273.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,736.90 : 1,331,249.69 = 535,015.70 : x
  2. Step 2: Convert to fraction form
    964,736.90/1,331,249.69 = 535,015.70/x
  3. Step 3: Cross multiply
    964,736.90x = 1,331,249.69 × 535,015.70
  4. Step 4: Simplify right side
    964,736.90x = 712,239,482,095.06
  5. Step 5: Solve for x
    x = 712,239,482,095.06/964,736.90
  6. Step 6: Final answer
    x = 738,273.29

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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.