Home / 846,929.04-1,270,125.85-278,216.70

Finding the Fourth Proportional to 846,929.04, 1,270,125.85 and 278,216.70

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Solution

The fourth proportional to 846,929.04, 1,270,125.85 and 278,216.70 is: 417,237.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,929.04 : 1,270,125.85 = 278,216.70 : x
  2. Step 2: Convert to fraction form
    846,929.04/1,270,125.85 = 278,216.70/x
  3. Step 3: Cross multiply
    846,929.04x = 1,270,125.85 × 278,216.70
  4. Step 4: Simplify right side
    846,929.04x = 353,370,222,571.70
  5. Step 5: Solve for x
    x = 353,370,222,571.70/846,929.04
  6. Step 6: Final answer
    x = 417,237.11

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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.