Home / 405,569.48-559,663.54-224,270.92

Finding the Fourth Proportional to 405,569.48, 559,663.54 and 224,270.92

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Solution

The fourth proportional to 405,569.48, 559,663.54 and 224,270.92 is: 309,481.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,569.48 : 559,663.54 = 224,270.92 : x
  2. Step 2: Convert to fraction form
    405,569.48/559,663.54 = 224,270.92/x
  3. Step 3: Cross multiply
    405,569.48x = 559,663.54 × 224,270.92
  4. Step 4: Simplify right side
    405,569.48x = 125,516,257,006.26
  5. Step 5: Solve for x
    x = 125,516,257,006.26/405,569.48
  6. Step 6: Final answer
    x = 309,481.51

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1.5x scale

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.