Home / 783,412.38-1,175,206.37-702,955.69

Finding the Fourth Proportional to 783,412.38, 1,175,206.37 and 702,955.69

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Solution

The fourth proportional to 783,412.38, 1,175,206.37 and 702,955.69 is: 1,054,512.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,412.38 : 1,175,206.37 = 702,955.69 : x
  2. Step 2: Convert to fraction form
    783,412.38/1,175,206.37 = 702,955.69/x
  3. Step 3: Cross multiply
    783,412.38x = 1,175,206.37 × 702,955.69
  4. Step 4: Simplify right side
    783,412.38x = 826,117,998,262.95
  5. Step 5: Solve for x
    x = 826,117,998,262.95/783,412.38
  6. Step 6: Final answer
    x = 1,054,512.31

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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.