Home / 792,781.78-1,094,041.83-430,205.71

Finding the Fourth Proportional to 792,781.78, 1,094,041.83 and 430,205.71

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Solution

The fourth proportional to 792,781.78, 1,094,041.83 and 430,205.71 is: 593,685.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,781.78 : 1,094,041.83 = 430,205.71 : x
  2. Step 2: Convert to fraction form
    792,781.78/1,094,041.83 = 430,205.71/x
  3. Step 3: Cross multiply
    792,781.78x = 1,094,041.83 × 430,205.71
  4. Step 4: Simplify right side
    792,781.78x = 470,663,041,687.94
  5. Step 5: Solve for x
    x = 470,663,041,687.94/792,781.78
  6. Step 6: Final answer
    x = 593,685.49

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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.