Home / 1,019,987.72-1,407,632.94-567,269

Finding the Fourth Proportional to 1,019,987.72, 1,407,632.94 and 567,269

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Solution

The fourth proportional to 1,019,987.72, 1,407,632.94 and 567,269 is: 782,858.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,987.72 : 1,407,632.94 = 567,269 : x
  2. Step 2: Convert to fraction form
    1,019,987.72/1,407,632.94 = 567,269/x
  3. Step 3: Cross multiply
    1,019,987.72x = 1,407,632.94 × 567,269
  4. Step 4: Simplify right side
    1,019,987.72x = 798,506,530,240.86
  5. Step 5: Solve for x
    x = 798,506,530,240.86/1,019,987.72
  6. Step 6: Final answer
    x = 782,858.96

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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.