Home / 792,963.72-1,094,260.65-430,379.79

Finding the Fourth Proportional to 792,963.72, 1,094,260.65 and 430,379.79

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Solution

The fourth proportional to 792,963.72, 1,094,260.65 and 430,379.79 is: 593,908.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,963.72 : 1,094,260.65 = 430,379.79 : x
  2. Step 2: Convert to fraction form
    792,963.72/1,094,260.65 = 430,379.79/x
  3. Step 3: Cross multiply
    792,963.72x = 1,094,260.65 × 430,379.79
  4. Step 4: Simplify right side
    792,963.72x = 470,947,668,752.26
  5. Step 5: Solve for x
    x = 470,947,668,752.26/792,963.72
  6. Step 6: Final answer
    x = 593,908.22

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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.