Home / 707,314.59-1,060,376.79-307,654.38

Finding the Fourth Proportional to 707,314.59, 1,060,376.79 and 307,654.38

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Solution

The fourth proportional to 707,314.59, 1,060,376.79 and 307,654.38 is: 461,222.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,314.59 : 1,060,376.79 = 307,654.38 : x
  2. Step 2: Convert to fraction form
    707,314.59/1,060,376.79 = 307,654.38/x
  3. Step 3: Cross multiply
    707,314.59x = 1,060,376.79 × 307,654.38
  4. Step 4: Simplify right side
    707,314.59x = 326,229,563,893.84
  5. Step 5: Solve for x
    x = 326,229,563,893.84/707,314.59
  6. Step 6: Final answer
    x = 461,222.73

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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.