Home / 470,150.13-648,802.13-266,195.37

Finding the Fourth Proportional to 470,150.13, 648,802.13 and 266,195.37

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Solution

The fourth proportional to 470,150.13, 648,802.13 and 266,195.37 is: 367,346.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,150.13 : 648,802.13 = 266,195.37 : x
  2. Step 2: Convert to fraction form
    470,150.13/648,802.13 = 266,195.37/x
  3. Step 3: Cross multiply
    470,150.13x = 648,802.13 × 266,195.37
  4. Step 4: Simplify right side
    470,150.13x = 172,708,121,721.16
  5. Step 5: Solve for x
    x = 172,708,121,721.16/470,150.13
  6. Step 6: Final answer
    x = 367,346.75

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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.