Home / 470,682.59-649,539.68-255,822.66

Finding the Fourth Proportional to 470,682.59, 649,539.68 and 255,822.66

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Solution

The fourth proportional to 470,682.59, 649,539.68 and 255,822.66 is: 353,034.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,682.59 : 649,539.68 = 255,822.66 : x
  2. Step 2: Convert to fraction form
    470,682.59/649,539.68 = 255,822.66/x
  3. Step 3: Cross multiply
    470,682.59x = 649,539.68 × 255,822.66
  4. Step 4: Simplify right side
    470,682.59x = 166,166,967,434.04
  5. Step 5: Solve for x
    x = 166,166,967,434.04/470,682.59
  6. Step 6: Final answer
    x = 353,034.02

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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.