Home / 476,502.44-657,134.16-323,769.20

Finding the Fourth Proportional to 476,502.44, 657,134.16 and 323,769.20

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Solution

The fourth proportional to 476,502.44, 657,134.16 and 323,769.20 is: 446,503.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,502.44 : 657,134.16 = 323,769.20 : x
  2. Step 2: Convert to fraction form
    476,502.44/657,134.16 = 323,769.20/x
  3. Step 3: Cross multiply
    476,502.44x = 657,134.16 × 323,769.20
  4. Step 4: Simplify right side
    476,502.44x = 212,759,801,275.87
  5. Step 5: Solve for x
    x = 212,759,801,275.87/476,502.44
  6. Step 6: Final answer
    x = 446,503.07

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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.