Home / 946,763.07-1,306,543.43-517,055.85

Finding the Fourth Proportional to 946,763.07, 1,306,543.43 and 517,055.85

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Solution

The fourth proportional to 946,763.07, 1,306,543.43 and 517,055.85 is: 713,542.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,763.07 : 1,306,543.43 = 517,055.85 : x
  2. Step 2: Convert to fraction form
    946,763.07/1,306,543.43 = 517,055.85/x
  3. Step 3: Cross multiply
    946,763.07x = 1,306,543.43 × 517,055.85
  4. Step 4: Simplify right side
    946,763.07x = 675,555,914,642.57
  5. Step 5: Solve for x
    x = 675,555,914,642.57/946,763.07
  6. Step 6: Final answer
    x = 713,542.74

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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.