Home / 903,825.64-1,247,237.64-495,917.32

Finding the Fourth Proportional to 903,825.64, 1,247,237.64 and 495,917.32

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Solution

The fourth proportional to 903,825.64, 1,247,237.64 and 495,917.32 is: 684,343.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,825.64 : 1,247,237.64 = 495,917.32 : x
  2. Step 2: Convert to fraction form
    903,825.64/1,247,237.64 = 495,917.32/x
  3. Step 3: Cross multiply
    903,825.64x = 1,247,237.64 × 495,917.32
  4. Step 4: Simplify right side
    903,825.64x = 618,526,747,831.93
  5. Step 5: Solve for x
    x = 618,526,747,831.93/903,825.64
  6. Step 6: Final answer
    x = 684,343.00

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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.