Home / 948,817.80-1,424,004.30-917,713.80

Finding the Fourth Proportional to 948,817.80, 1,424,004.30 and 917,713.80

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Solution

The fourth proportional to 948,817.80, 1,424,004.30 and 917,713.80 is: 1,377,322.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,817.80 : 1,424,004.30 = 917,713.80 : x
  2. Step 2: Convert to fraction form
    948,817.80/1,424,004.30 = 917,713.80/x
  3. Step 3: Cross multiply
    948,817.80x = 1,424,004.30 × 917,713.80
  4. Step 4: Simplify right side
    948,817.80x = 1,306,828,397,369.34
  5. Step 5: Solve for x
    x = 1,306,828,397,369.34/948,817.80
  6. Step 6: Final answer
    x = 1,377,322.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.