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Finding the Fourth Proportional to 583,471.96, 875,130.16 and 162,712.60

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Solution

The fourth proportional to 583,471.96, 875,130.16 and 162,712.60 is: 244,047.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,471.96 : 875,130.16 = 162,712.60 : x
  2. Step 2: Convert to fraction form
    583,471.96/875,130.16 = 162,712.60/x
  3. Step 3: Cross multiply
    583,471.96x = 875,130.16 × 162,712.60
  4. Step 4: Simplify right side
    583,471.96x = 142,394,703,672.02
  5. Step 5: Solve for x
    x = 142,394,703,672.02/583,471.96
  6. Step 6: Final answer
    x = 244,047.21

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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.