Home / 792,986.38-1,094,291.86-430,402.47

Finding the Fourth Proportional to 792,986.38, 1,094,291.86 and 430,402.47

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Solution

The fourth proportional to 792,986.38, 1,094,291.86 and 430,402.47 is: 593,939.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,986.38 : 1,094,291.86 = 430,402.47 : x
  2. Step 2: Convert to fraction form
    792,986.38/1,094,291.86 = 430,402.47/x
  3. Step 3: Cross multiply
    792,986.38x = 1,094,291.86 × 430,402.47
  4. Step 4: Simplify right side
    792,986.38x = 470,985,918,149.99
  5. Step 5: Solve for x
    x = 470,985,918,149.99/792,986.38
  6. Step 6: Final answer
    x = 593,939.48

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1.5x scale

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.