Home / 563,650.26-777,834.49-305,526.17

Finding the Fourth Proportional to 563,650.26, 777,834.49 and 305,526.17

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Solution

The fourth proportional to 563,650.26, 777,834.49 and 305,526.17 is: 421,624.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,650.26 : 777,834.49 = 305,526.17 : x
  2. Step 2: Convert to fraction form
    563,650.26/777,834.49 = 305,526.17/x
  3. Step 3: Cross multiply
    563,650.26x = 777,834.49 × 305,526.17
  4. Step 4: Simplify right side
    563,650.26x = 237,648,792,623.60
  5. Step 5: Solve for x
    x = 237,648,792,623.60/563,650.26
  6. Step 6: Final answer
    x = 421,624.56

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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.