Home / 407,961.75-562,953.38-224,190.66

Finding the Fourth Proportional to 407,961.75, 562,953.38 and 224,190.66

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Solution

The fourth proportional to 407,961.75, 562,953.38 and 224,190.66 is: 309,364.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,961.75 : 562,953.38 = 224,190.66 : x
  2. Step 2: Convert to fraction form
    407,961.75/562,953.38 = 224,190.66/x
  3. Step 3: Cross multiply
    407,961.75x = 562,953.38 × 224,190.66
  4. Step 4: Simplify right side
    407,961.75x = 126,208,885,875.71
  5. Step 5: Solve for x
    x = 126,208,885,875.71/407,961.75
  6. Step 6: Final answer
    x = 309,364.51

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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.