Home / 793,889.28-1,095,579.60-431,320.32

Finding the Fourth Proportional to 793,889.28, 1,095,579.60 and 431,320.32

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Solution

The fourth proportional to 793,889.28, 1,095,579.60 and 431,320.32 is: 595,228.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,889.28 : 1,095,579.60 = 431,320.32 : x
  2. Step 2: Convert to fraction form
    793,889.28/1,095,579.60 = 431,320.32/x
  3. Step 3: Cross multiply
    793,889.28x = 1,095,579.60 × 431,320.32
  4. Step 4: Simplify right side
    793,889.28x = 472,545,743,657.47
  5. Step 5: Solve for x
    x = 472,545,743,657.47/793,889.28
  6. Step 6: Final answer
    x = 595,228.78

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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.