Home / 468,210.48-702,315.73-198,381.15

Finding the Fourth Proportional to 468,210.48, 702,315.73 and 198,381.15

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Solution

The fourth proportional to 468,210.48, 702,315.73 and 198,381.15 is: 297,571.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,210.48 : 702,315.73 = 198,381.15 : x
  2. Step 2: Convert to fraction form
    468,210.48/702,315.73 = 198,381.15/x
  3. Step 3: Cross multiply
    468,210.48x = 702,315.73 × 198,381.15
  4. Step 4: Simplify right side
    468,210.48x = 139,326,202,428.47
  5. Step 5: Solve for x
    x = 139,326,202,428.47/468,210.48
  6. Step 6: Final answer
    x = 297,571.73

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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.