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Finding the Fourth Proportional to 792,967.89, 1,094,296.89 and 430,391.88

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Solution

The fourth proportional to 792,967.89, 1,094,296.89 and 430,391.88 is: 593,941.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,967.89 : 1,094,296.89 = 430,391.88 : x
  2. Step 2: Convert to fraction form
    792,967.89/1,094,296.89 = 430,391.88/x
  3. Step 3: Cross multiply
    792,967.89x = 1,094,296.89 × 430,391.88
  4. Step 4: Simplify right side
    792,967.89x = 470,976,495,765.25
  5. Step 5: Solve for x
    x = 470,976,495,765.25/792,967.89
  6. Step 6: Final answer
    x = 593,941.45

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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.