Home / 945,217.60-1,416,530.40-607,220.80

Finding the Fourth Proportional to 945,217.60, 1,416,530.40 and 607,220.80

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Solution

The fourth proportional to 945,217.60, 1,416,530.40 and 607,220.80 is: 909,998.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,217.60 : 1,416,530.40 = 607,220.80 : x
  2. Step 2: Convert to fraction form
    945,217.60/1,416,530.40 = 607,220.80/x
  3. Step 3: Cross multiply
    945,217.60x = 1,416,530.40 × 607,220.80
  4. Step 4: Simplify right side
    945,217.60x = 860,146,722,712.32
  5. Step 5: Solve for x
    x = 860,146,722,712.32/945,217.60
  6. Step 6: Final answer
    x = 909,998.63

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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.