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Finding the Fourth Proportional to 473,360.28, 710,020.98 and 262,863.96

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Solution

The fourth proportional to 473,360.28, 710,020.98 and 262,863.96 is: 394,285.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,360.28 : 710,020.98 = 262,863.96 : x
  2. Step 2: Convert to fraction form
    473,360.28/710,020.98 = 262,863.96/x
  3. Step 3: Cross multiply
    473,360.28x = 710,020.98 × 262,863.96
  4. Step 4: Simplify right side
    473,360.28x = 186,638,926,485.88
  5. Step 5: Solve for x
    x = 186,638,926,485.88/473,360.28
  6. Step 6: Final answer
    x = 394,285.14

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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.