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Finding the Fourth Proportional to 614,657.52, 848,236.44 and 342,717.36

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Solution

The fourth proportional to 614,657.52, 848,236.44 and 342,717.36 is: 472,955.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,657.52 : 848,236.44 = 342,717.36 : x
  2. Step 2: Convert to fraction form
    614,657.52/848,236.44 = 342,717.36/x
  3. Step 3: Cross multiply
    614,657.52x = 848,236.44 × 342,717.36
  4. Step 4: Simplify right side
    614,657.52x = 290,705,353,372.60
  5. Step 5: Solve for x
    x = 290,705,353,372.60/614,657.52
  6. Step 6: Final answer
    x = 472,955.01

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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.