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Finding the Fourth Proportional to 473,889.13, 710,958.16 and 170,313.92

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Solution

The fourth proportional to 473,889.13, 710,958.16 and 170,313.92 is: 255,515.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,889.13 : 710,958.16 = 170,313.92 : x
  2. Step 2: Convert to fraction form
    473,889.13/710,958.16 = 170,313.92/x
  3. Step 3: Cross multiply
    473,889.13x = 710,958.16 × 170,313.92
  4. Step 4: Simplify right side
    473,889.13x = 121,086,071,185.59
  5. Step 5: Solve for x
    x = 121,086,071,185.59/473,889.13
  6. Step 6: Final answer
    x = 255,515.61

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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.