Home / 897,724.21-1,237,738.86-574,903.57

Finding the Fourth Proportional to 897,724.21, 1,237,738.86 and 574,903.57

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Solution

The fourth proportional to 897,724.21, 1,237,738.86 and 574,903.57 is: 792,649.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,724.21 : 1,237,738.86 = 574,903.57 : x
  2. Step 2: Convert to fraction form
    897,724.21/1,237,738.86 = 574,903.57/x
  3. Step 3: Cross multiply
    897,724.21x = 1,237,738.86 × 574,903.57
  4. Step 4: Simplify right side
    897,724.21x = 711,580,489,341.73
  5. Step 5: Solve for x
    x = 711,580,489,341.73/897,724.21
  6. Step 6: Final answer
    x = 792,649.33

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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.