Home / 500,252.52-690,343.24-270,804.63

Finding the Fourth Proportional to 500,252.52, 690,343.24 and 270,804.63

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Solution

The fourth proportional to 500,252.52, 690,343.24 and 270,804.63 is: 373,707.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,252.52 : 690,343.24 = 270,804.63 : x
  2. Step 2: Convert to fraction form
    500,252.52/690,343.24 = 270,804.63/x
  3. Step 3: Cross multiply
    500,252.52x = 690,343.24 × 270,804.63
  4. Step 4: Simplify right side
    500,252.52x = 186,948,145,681.20
  5. Step 5: Solve for x
    x = 186,948,145,681.20/500,252.52
  6. Step 6: Final answer
    x = 373,707.55

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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.