Home / 949,329.60-1,310,072.64-519,605.97

Finding the Fourth Proportional to 949,329.60, 1,310,072.64 and 519,605.97

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Solution

The fourth proportional to 949,329.60, 1,310,072.64 and 519,605.97 is: 717,055.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,329.60 : 1,310,072.64 = 519,605.97 : x
  2. Step 2: Convert to fraction form
    949,329.60/1,310,072.64 = 519,605.97/x
  3. Step 3: Cross multiply
    949,329.60x = 1,310,072.64 × 519,605.97
  4. Step 4: Simplify right side
    949,329.60x = 680,721,564,877.66
  5. Step 5: Solve for x
    x = 680,721,564,877.66/949,329.60
  6. Step 6: Final answer
    x = 717,055.03

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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.