Home / 684,039.64-943,976.61-373,945.98

Finding the Fourth Proportional to 684,039.64, 943,976.61 and 373,945.98

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Solution

The fourth proportional to 684,039.64, 943,976.61 and 373,945.98 is: 516,046.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,039.64 : 943,976.61 = 373,945.98 : x
  2. Step 2: Convert to fraction form
    684,039.64/943,976.61 = 373,945.98/x
  3. Step 3: Cross multiply
    684,039.64x = 943,976.61 × 373,945.98
  4. Step 4: Simplify right side
    684,039.64x = 352,996,258,523.53
  5. Step 5: Solve for x
    x = 352,996,258,523.53/684,039.64
  6. Step 6: Final answer
    x = 516,046.49

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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.