Home / 907,998.40-1,361,997.60-768,030.40

Finding the Fourth Proportional to 907,998.40, 1,361,997.60 and 768,030.40

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Solution

The fourth proportional to 907,998.40, 1,361,997.60 and 768,030.40 is: 1,152,045.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,998.40 : 1,361,997.60 = 768,030.40 : x
  2. Step 2: Convert to fraction form
    907,998.40/1,361,997.60 = 768,030.40/x
  3. Step 3: Cross multiply
    907,998.40x = 1,361,997.60 × 768,030.40
  4. Step 4: Simplify right side
    907,998.40x = 1,046,055,561,527.04
  5. Step 5: Solve for x
    x = 1,046,055,561,527.04/907,998.40
  6. Step 6: Final answer
    x = 1,152,045.60

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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.