Home / 470,682.84-649,540.02-255,822.91

Finding the Fourth Proportional to 470,682.84, 649,540.02 and 255,822.91

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Solution

The fourth proportional to 470,682.84, 649,540.02 and 255,822.91 is: 353,034.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,682.84 : 649,540.02 = 255,822.91 : x
  2. Step 2: Convert to fraction form
    470,682.84/649,540.02 = 255,822.91/x
  3. Step 3: Cross multiply
    470,682.84x = 649,540.02 × 255,822.91
  4. Step 4: Simplify right side
    470,682.84x = 166,167,218,077.86
  5. Step 5: Solve for x
    x = 166,167,218,077.86/470,682.84
  6. Step 6: Final answer
    x = 353,034.37

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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.