Home / 690,496.99-1,035,081.17-353,696.26

Finding the Fourth Proportional to 690,496.99, 1,035,081.17 and 353,696.26

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Solution

The fourth proportional to 690,496.99, 1,035,081.17 and 353,696.26 is: 530,204.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,496.99 : 1,035,081.17 = 353,696.26 : x
  2. Step 2: Convert to fraction form
    690,496.99/1,035,081.17 = 353,696.26/x
  3. Step 3: Cross multiply
    690,496.99x = 1,035,081.17 × 353,696.26
  4. Step 4: Simplify right side
    690,496.99x = 366,104,335,583.43
  5. Step 5: Solve for x
    x = 366,104,335,583.43/690,496.99
  6. Step 6: Final answer
    x = 530,204.10

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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.