Home / 1,170,470.43-1,755,822.47-317,555.46

Finding the Fourth Proportional to 1,170,470.43, 1,755,822.47 and 317,555.46

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Solution

The fourth proportional to 1,170,470.43, 1,755,822.47 and 317,555.46 is: 476,364.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,470.43 : 1,755,822.47 = 317,555.46 : x
  2. Step 2: Convert to fraction form
    1,170,470.43/1,755,822.47 = 317,555.46/x
  3. Step 3: Cross multiply
    1,170,470.43x = 1,755,822.47 × 317,555.46
  4. Step 4: Simplify right side
    1,170,470.43x = 557,571,010,551.41
  5. Step 5: Solve for x
    x = 557,571,010,551.41/1,170,470.43
  6. Step 6: Final answer
    x = 476,364.88

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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.