Home / 949,647.33-1,310,483.45-519,901.83

Finding the Fourth Proportional to 949,647.33, 1,310,483.45 and 519,901.83

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Solution

The fourth proportional to 949,647.33, 1,310,483.45 and 519,901.83 is: 717,448.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,647.33 : 1,310,483.45 = 519,901.83 : x
  2. Step 2: Convert to fraction form
    949,647.33/1,310,483.45 = 519,901.83/x
  3. Step 3: Cross multiply
    949,647.33x = 1,310,483.45 × 519,901.83
  4. Step 4: Simplify right side
    949,647.33x = 681,322,741,240.20
  5. Step 5: Solve for x
    x = 681,322,741,240.20/949,647.33
  6. Step 6: Final answer
    x = 717,448.17

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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.