Home / 792,978.27-1,094,280.68-430,394.36

Finding the Fourth Proportional to 792,978.27, 1,094,280.68 and 430,394.36

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Solution

The fourth proportional to 792,978.27, 1,094,280.68 and 430,394.36 is: 593,928.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,978.27 : 1,094,280.68 = 430,394.36 : x
  2. Step 2: Convert to fraction form
    792,978.27/1,094,280.68 = 430,394.36/x
  3. Step 3: Cross multiply
    792,978.27x = 1,094,280.68 × 430,394.36
  4. Step 4: Simplify right side
    792,978.27x = 470,972,225,305.59
  5. Step 5: Solve for x
    x = 470,972,225,305.59/792,978.27
  6. Step 6: Final answer
    x = 593,928.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.