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Finding the Fourth Proportional to 473,499.71, 653,357.91 and 266,738.64

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Solution

The fourth proportional to 473,499.71, 653,357.91 and 266,738.64 is: 368,058.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,499.71 : 653,357.91 = 266,738.64 : x
  2. Step 2: Convert to fraction form
    473,499.71/653,357.91 = 266,738.64/x
  3. Step 3: Cross multiply
    473,499.71x = 653,357.91 × 266,738.64
  4. Step 4: Simplify right side
    473,499.71x = 174,275,800,346.64
  5. Step 5: Solve for x
    x = 174,275,800,346.64/473,499.71
  6. Step 6: Final answer
    x = 368,058.94

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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.