Home / 500,246.37-690,339.26-270,802.53

Finding the Fourth Proportional to 500,246.37, 690,339.26 and 270,802.53

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Solution

The fourth proportional to 500,246.37, 690,339.26 and 270,802.53 is: 373,707.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,246.37 : 690,339.26 = 270,802.53 : x
  2. Step 2: Convert to fraction form
    500,246.37/690,339.26 = 270,802.53/x
  3. Step 3: Cross multiply
    500,246.37x = 690,339.26 × 270,802.53
  4. Step 4: Simplify right side
    500,246.37x = 186,945,616,812.32
  5. Step 5: Solve for x
    x = 186,945,616,812.32/500,246.37
  6. Step 6: Final answer
    x = 373,707.09

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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.