Home / 993,284.38-1,370,738.55-540,580.06

Finding the Fourth Proportional to 993,284.38, 1,370,738.55 and 540,580.06

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Solution

The fourth proportional to 993,284.38, 1,370,738.55 and 540,580.06 is: 746,003.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,284.38 : 1,370,738.55 = 540,580.06 : x
  2. Step 2: Convert to fraction form
    993,284.38/1,370,738.55 = 540,580.06/x
  3. Step 3: Cross multiply
    993,284.38x = 1,370,738.55 × 540,580.06
  4. Step 4: Simplify right side
    993,284.38x = 740,993,927,603.31
  5. Step 5: Solve for x
    x = 740,993,927,603.31/993,284.38
  6. Step 6: Final answer
    x = 746,003.81

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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.