Home / 742,825.08-1,022,803.27-580,138.74

Finding the Fourth Proportional to 742,825.08, 1,022,803.27 and 580,138.74

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Solution

The fourth proportional to 742,825.08, 1,022,803.27 and 580,138.74 is: 798,798.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,825.08 : 1,022,803.27 = 580,138.74 : x
  2. Step 2: Convert to fraction form
    742,825.08/1,022,803.27 = 580,138.74/x
  3. Step 3: Cross multiply
    742,825.08x = 1,022,803.27 × 580,138.74
  4. Step 4: Simplify right side
    742,825.08x = 593,367,798,875.33
  5. Step 5: Solve for x
    x = 593,367,798,875.33/742,825.08
  6. Step 6: Final answer
    x = 798,798.82

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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.