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Finding the Fourth Proportional to 580,848.68, 801,657.78 and 458,059.57

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Solution

The fourth proportional to 580,848.68, 801,657.78 and 458,059.57 is: 632,190.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,848.68 : 801,657.78 = 458,059.57 : x
  2. Step 2: Convert to fraction form
    580,848.68/801,657.78 = 458,059.57/x
  3. Step 3: Cross multiply
    580,848.68x = 801,657.78 × 458,059.57
  4. Step 4: Simplify right side
    580,848.68x = 367,207,015,989.81
  5. Step 5: Solve for x
    x = 367,207,015,989.81/580,848.68
  6. Step 6: Final answer
    x = 632,190.49

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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.