Home / 707,285.82-1,060,909.29-307,925.85

Finding the Fourth Proportional to 707,285.82, 1,060,909.29 and 307,925.85

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Solution

The fourth proportional to 707,285.82, 1,060,909.29 and 307,925.85 is: 461,880.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,285.82 : 1,060,909.29 = 307,925.85 : x
  2. Step 2: Convert to fraction form
    707,285.82/1,060,909.29 = 307,925.85/x
  3. Step 3: Cross multiply
    707,285.82x = 1,060,909.29 × 307,925.85
  4. Step 4: Simplify right side
    707,285.82x = 326,681,394,896.15
  5. Step 5: Solve for x
    x = 326,681,394,896.15/707,285.82
  6. Step 6: Final answer
    x = 461,880.31

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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.