Home / 470,904.93-649,856.93-256,046.45

Finding the Fourth Proportional to 470,904.93, 649,856.93 and 256,046.45

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Solution

The fourth proportional to 470,904.93, 649,856.93 and 256,046.45 is: 353,348.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,904.93 : 649,856.93 = 256,046.45 : x
  2. Step 2: Convert to fraction form
    470,904.93/649,856.93 = 256,046.45/x
  3. Step 3: Cross multiply
    470,904.93x = 649,856.93 × 256,046.45
  4. Step 4: Simplify right side
    470,904.93x = 166,393,555,404.88
  5. Step 5: Solve for x
    x = 166,393,555,404.88/470,904.93
  6. Step 6: Final answer
    x = 353,348.51

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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.