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Finding the Fourth Proportional to 589,093.55, 883,622.70 and 162,655.48

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Solution

The fourth proportional to 589,093.55, 883,622.70 and 162,655.48 is: 243,978.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,093.55 : 883,622.70 = 162,655.48 : x
  2. Step 2: Convert to fraction form
    589,093.55/883,622.70 = 162,655.48/x
  3. Step 3: Cross multiply
    589,093.55x = 883,622.70 × 162,655.48
  4. Step 4: Simplify right side
    589,093.55x = 143,726,074,407.40
  5. Step 5: Solve for x
    x = 143,726,074,407.40/589,093.55
  6. Step 6: Final answer
    x = 243,978.35

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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.