Home / 792,334.20-1,188,501.30-723,905.40

Finding the Fourth Proportional to 792,334.20, 1,188,501.30 and 723,905.40

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Solution

The fourth proportional to 792,334.20, 1,188,501.30 and 723,905.40 is: 1,085,858.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,334.20 : 1,188,501.30 = 723,905.40 : x
  2. Step 2: Convert to fraction form
    792,334.20/1,188,501.30 = 723,905.40/x
  3. Step 3: Cross multiply
    792,334.20x = 1,188,501.30 × 723,905.40
  4. Step 4: Simplify right side
    792,334.20x = 860,362,508,977.02
  5. Step 5: Solve for x
    x = 860,362,508,977.02/792,334.20
  6. Step 6: Final answer
    x = 1,085,858.10

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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.