Home / 903,849.48-1,247,311.80-495,954

Finding the Fourth Proportional to 903,849.48, 1,247,311.80 and 495,954

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Solution

The fourth proportional to 903,849.48, 1,247,311.80 and 495,954 is: 684,416.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,849.48 : 1,247,311.80 = 495,954 : x
  2. Step 2: Convert to fraction form
    903,849.48/1,247,311.80 = 495,954/x
  3. Step 3: Cross multiply
    903,849.48x = 1,247,311.80 × 495,954
  4. Step 4: Simplify right side
    903,849.48x = 618,609,276,457.20
  5. Step 5: Solve for x
    x = 618,609,276,457.20/903,849.48
  6. Step 6: Final answer
    x = 684,416.26

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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.