Home / 846,929.16-1,270,126.04-278,216.82

Finding the Fourth Proportional to 846,929.16, 1,270,126.04 and 278,216.82

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Solution

The fourth proportional to 846,929.16, 1,270,126.04 and 278,216.82 is: 417,237.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,929.16 : 1,270,126.04 = 278,216.82 : x
  2. Step 2: Convert to fraction form
    846,929.16/1,270,126.04 = 278,216.82/x
  3. Step 3: Cross multiply
    846,929.16x = 1,270,126.04 × 278,216.82
  4. Step 4: Simplify right side
    846,929.16x = 353,370,426,456.91
  5. Step 5: Solve for x
    x = 353,370,426,456.91/846,929.16
  6. Step 6: Final answer
    x = 417,237.29

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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.