Home / 792,999.47-1,094,340.37-430,423.40

Finding the Fourth Proportional to 792,999.47, 1,094,340.37 and 430,423.40

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Solution

The fourth proportional to 792,999.47, 1,094,340.37 and 430,423.40 is: 593,984.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,999.47 : 1,094,340.37 = 430,423.40 : x
  2. Step 2: Convert to fraction form
    792,999.47/1,094,340.37 = 430,423.40/x
  3. Step 3: Cross multiply
    792,999.47x = 1,094,340.37 × 430,423.40
  4. Step 4: Simplify right side
    792,999.47x = 471,029,704,472.45
  5. Step 5: Solve for x
    x = 471,029,704,472.45/792,999.47
  6. Step 6: Final answer
    x = 593,984.89

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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.