Home / 972,453.70-1,340,379.87-650,046.16

Finding the Fourth Proportional to 972,453.70, 1,340,379.87 and 650,046.16

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Solution

The fourth proportional to 972,453.70, 1,340,379.87 and 650,046.16 is: 895,990.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,453.70 : 1,340,379.87 = 650,046.16 : x
  2. Step 2: Convert to fraction form
    972,453.70/1,340,379.87 = 650,046.16/x
  3. Step 3: Cross multiply
    972,453.70x = 1,340,379.87 × 650,046.16
  4. Step 4: Simplify right side
    972,453.70x = 871,308,787,434.80
  5. Step 5: Solve for x
    x = 871,308,787,434.80/972,453.70
  6. Step 6: Final answer
    x = 895,990.00

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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.