Home / 972,928.32-1,458,400.32-551,313.60

Finding the Fourth Proportional to 972,928.32, 1,458,400.32 and 551,313.60

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Solution

The fourth proportional to 972,928.32, 1,458,400.32 and 551,313.60 is: 826,408.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,928.32 : 1,458,400.32 = 551,313.60 : x
  2. Step 2: Convert to fraction form
    972,928.32/1,458,400.32 = 551,313.60/x
  3. Step 3: Cross multiply
    972,928.32x = 1,458,400.32 × 551,313.60
  4. Step 4: Simplify right side
    972,928.32x = 804,035,930,660.35
  5. Step 5: Solve for x
    x = 804,035,930,660.35/972,928.32
  6. Step 6: Final answer
    x = 826,408.19

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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.