Home / 922,254.74-1,383,525.15-389,778.02

Finding the Fourth Proportional to 922,254.74, 1,383,525.15 and 389,778.02

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Solution

The fourth proportional to 922,254.74, 1,383,525.15 and 389,778.02 is: 584,727.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,254.74 : 1,383,525.15 = 389,778.02 : x
  2. Step 2: Convert to fraction form
    922,254.74/1,383,525.15 = 389,778.02/x
  3. Step 3: Cross multiply
    922,254.74x = 1,383,525.15 × 389,778.02
  4. Step 4: Simplify right side
    922,254.74x = 539,267,693,587.20
  5. Step 5: Solve for x
    x = 539,267,693,587.20/922,254.74
  6. Step 6: Final answer
    x = 584,727.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.