Home / 897,721.70-1,237,735.41-574,901.06

Finding the Fourth Proportional to 897,721.70, 1,237,735.41 and 574,901.06

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Solution

The fourth proportional to 897,721.70, 1,237,735.41 and 574,901.06 is: 792,645.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,721.70 : 1,237,735.41 = 574,901.06 : x
  2. Step 2: Convert to fraction form
    897,721.70/1,237,735.41 = 574,901.06/x
  3. Step 3: Cross multiply
    897,721.70x = 1,237,735.41 × 574,901.06
  4. Step 4: Simplify right side
    897,721.70x = 711,575,393,019.86
  5. Step 5: Solve for x
    x = 711,575,393,019.86/897,721.70
  6. Step 6: Final answer
    x = 792,645.87

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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.