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Finding the Fourth Proportional to 473,883.45, 710,949.81 and 170,308.28

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Solution

The fourth proportional to 473,883.45, 710,949.81 and 170,308.28 is: 255,507.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,883.45 : 710,949.81 = 170,308.28 : x
  2. Step 2: Convert to fraction form
    473,883.45/710,949.81 = 170,308.28/x
  3. Step 3: Cross multiply
    473,883.45x = 710,949.81 × 170,308.28
  4. Step 4: Simplify right side
    473,883.45x = 121,080,635,752.68
  5. Step 5: Solve for x
    x = 121,080,635,752.68/473,883.45
  6. Step 6: Final answer
    x = 255,507.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.