Home / 706,890.40-1,060,335.60-307,463.20

Finding the Fourth Proportional to 706,890.40, 1,060,335.60 and 307,463.20

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Solution

The fourth proportional to 706,890.40, 1,060,335.60 and 307,463.20 is: 461,194.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,890.40 : 1,060,335.60 = 307,463.20 : x
  2. Step 2: Convert to fraction form
    706,890.40/1,060,335.60 = 307,463.20/x
  3. Step 3: Cross multiply
    706,890.40x = 1,060,335.60 × 307,463.20
  4. Step 4: Simplify right side
    706,890.40x = 326,014,176,649.92
  5. Step 5: Solve for x
    x = 326,014,176,649.92/706,890.40
  6. Step 6: Final answer
    x = 461,194.80

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Similar ratio
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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.