Home / 470,156.06-648,815.37-268,952.06

Finding the Fourth Proportional to 470,156.06, 648,815.37 and 268,952.06

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Solution

The fourth proportional to 470,156.06, 648,815.37 and 268,952.06 is: 371,153.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,156.06 : 648,815.37 = 268,952.06 : x
  2. Step 2: Convert to fraction form
    470,156.06/648,815.37 = 268,952.06/x
  3. Step 3: Cross multiply
    470,156.06x = 648,815.37 × 268,952.06
  4. Step 4: Simplify right side
    470,156.06x = 174,500,230,934.63
  5. Step 5: Solve for x
    x = 174,500,230,934.63/470,156.06
  6. Step 6: Final answer
    x = 371,153.85

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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.