Home / 792,782.78-1,094,043.21-430,206.71

Finding the Fourth Proportional to 792,782.78, 1,094,043.21 and 430,206.71

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Solution

The fourth proportional to 792,782.78, 1,094,043.21 and 430,206.71 is: 593,686.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,782.78 : 1,094,043.21 = 430,206.71 : x
  2. Step 2: Convert to fraction form
    792,782.78/1,094,043.21 = 430,206.71/x
  3. Step 3: Cross multiply
    792,782.78x = 1,094,043.21 × 430,206.71
  4. Step 4: Simplify right side
    792,782.78x = 470,664,729,971.94
  5. Step 5: Solve for x
    x = 470,664,729,971.94/792,782.78
  6. Step 6: Final answer
    x = 593,686.87

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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.