Home / 855,223.68-1,282,821.76-294,263.04

Finding the Fourth Proportional to 855,223.68, 1,282,821.76 and 294,263.04

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Solution

The fourth proportional to 855,223.68, 1,282,821.76 and 294,263.04 is: 441,389.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,223.68 : 1,282,821.76 = 294,263.04 : x
  2. Step 2: Convert to fraction form
    855,223.68/1,282,821.76 = 294,263.04/x
  3. Step 3: Cross multiply
    855,223.68x = 1,282,821.76 × 294,263.04
  4. Step 4: Simplify right side
    855,223.68x = 377,487,030,875.75
  5. Step 5: Solve for x
    x = 377,487,030,875.75/855,223.68
  6. Step 6: Final answer
    x = 441,389.83

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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.