Home / 335,264.76-503,389.26-209,441.16

Finding the Fourth Proportional to 335,264.76, 503,389.26 and 209,441.16

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Solution

The fourth proportional to 335,264.76, 503,389.26 and 209,441.16 is: 314,469.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,264.76 : 503,389.26 = 209,441.16 : x
  2. Step 2: Convert to fraction form
    335,264.76/503,389.26 = 209,441.16/x
  3. Step 3: Cross multiply
    335,264.76x = 503,389.26 × 209,441.16
  4. Step 4: Simplify right side
    335,264.76x = 105,430,430,545.94
  5. Step 5: Solve for x
    x = 105,430,430,545.94/335,264.76
  6. Step 6: Final answer
    x = 314,469.17

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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.