Home / 909,998.20-1,364,997.30-898,188.40

Finding the Fourth Proportional to 909,998.20, 1,364,997.30 and 898,188.40

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Solution

The fourth proportional to 909,998.20, 1,364,997.30 and 898,188.40 is: 1,347,282.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,998.20 : 1,364,997.30 = 898,188.40 : x
  2. Step 2: Convert to fraction form
    909,998.20/1,364,997.30 = 898,188.40/x
  3. Step 3: Cross multiply
    909,998.20x = 1,364,997.30 × 898,188.40
  4. Step 4: Simplify right side
    909,998.20x = 1,226,024,740,891.32
  5. Step 5: Solve for x
    x = 1,226,024,740,891.32/909,998.20
  6. Step 6: Final answer
    x = 1,347,282.60

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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.