Home / 791,572.40-1,092,370.56-464,821.64

Finding the Fourth Proportional to 791,572.40, 1,092,370.56 and 464,821.64

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Solution

The fourth proportional to 791,572.40, 1,092,370.56 and 464,821.64 is: 641,454.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,572.40 : 1,092,370.56 = 464,821.64 : x
  2. Step 2: Convert to fraction form
    791,572.40/1,092,370.56 = 464,821.64/x
  3. Step 3: Cross multiply
    791,572.40x = 1,092,370.56 × 464,821.64
  4. Step 4: Simplify right side
    791,572.40x = 507,757,475,186.92
  5. Step 5: Solve for x
    x = 507,757,475,186.92/791,572.40
  6. Step 6: Final answer
    x = 641,454.24

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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.