Home / 1,173,440.34-1,760,999.67-499,993.38

Finding the Fourth Proportional to 1,173,440.34, 1,760,999.67 and 499,993.38

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Solution

The fourth proportional to 1,173,440.34, 1,760,999.67 and 499,993.38 is: 750,347.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,440.34 : 1,760,999.67 = 499,993.38 : x
  2. Step 2: Convert to fraction form
    1,173,440.34/1,760,999.67 = 499,993.38/x
  3. Step 3: Cross multiply
    1,173,440.34x = 1,760,999.67 × 499,993.38
  4. Step 4: Simplify right side
    1,173,440.34x = 880,488,177,182.19
  5. Step 5: Solve for x
    x = 880,488,177,182.19/1,173,440.34
  6. Step 6: Final answer
    x = 750,347.63

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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.