Home / 470,697.18-649,566.10-255,837.22

Finding the Fourth Proportional to 470,697.18, 649,566.10 and 255,837.22

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Solution

The fourth proportional to 470,697.18, 649,566.10 and 255,837.22 is: 353,057.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,697.18 : 649,566.10 = 255,837.22 : x
  2. Step 2: Convert to fraction form
    470,697.18/649,566.10 = 255,837.22/x
  3. Step 3: Cross multiply
    470,697.18x = 649,566.10 × 255,837.22
  4. Step 4: Simplify right side
    470,697.18x = 166,183,185,230.24
  5. Step 5: Solve for x
    x = 166,183,185,230.24/470,697.18
  6. Step 6: Final answer
    x = 353,057.53

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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.