Home / 631,302.48-947,155.40-226,221.16

Finding the Fourth Proportional to 631,302.48, 947,155.40 and 226,221.16

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Solution

The fourth proportional to 631,302.48, 947,155.40 and 226,221.16 is: 339,404.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,302.48 : 947,155.40 = 226,221.16 : x
  2. Step 2: Convert to fraction form
    631,302.48/947,155.40 = 226,221.16/x
  3. Step 3: Cross multiply
    631,302.48x = 947,155.40 × 226,221.16
  4. Step 4: Simplify right side
    631,302.48x = 214,266,593,288.26
  5. Step 5: Solve for x
    x = 214,266,593,288.26/631,302.48
  6. Step 6: Final answer
    x = 339,404.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.