Home / 914,076.80-1,368,004.80-802,102.40

Finding the Fourth Proportional to 914,076.80, 1,368,004.80 and 802,102.40

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Solution

The fourth proportional to 914,076.80, 1,368,004.80 and 802,102.40 is: 1,200,424.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,076.80 : 1,368,004.80 = 802,102.40 : x
  2. Step 2: Convert to fraction form
    914,076.80/1,368,004.80 = 802,102.40/x
  3. Step 3: Cross multiply
    914,076.80x = 1,368,004.80 × 802,102.40
  4. Step 4: Simplify right side
    914,076.80x = 1,097,279,933,291.52
  5. Step 5: Solve for x
    x = 1,097,279,933,291.52/914,076.80
  6. Step 6: Final answer
    x = 1,200,424.22

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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.