Home / 407,784.58-562,749.66-224,030.88

Finding the Fourth Proportional to 407,784.58, 562,749.66 and 224,030.88

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Solution

The fourth proportional to 407,784.58, 562,749.66 and 224,030.88 is: 309,166.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,784.58 : 562,749.66 = 224,030.88 : x
  2. Step 2: Convert to fraction form
    407,784.58/562,749.66 = 224,030.88/x
  3. Step 3: Cross multiply
    407,784.58x = 562,749.66 × 224,030.88
  4. Step 4: Simplify right side
    407,784.58x = 126,073,301,549.50
  5. Step 5: Solve for x
    x = 126,073,301,549.50/407,784.58
  6. Step 6: Final answer
    x = 309,166.43

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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.