Home / 614,553-848,086.80-342,638.04

Finding the Fourth Proportional to 614,553, 848,086.80 and 342,638.04

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Solution

The fourth proportional to 614,553, 848,086.80 and 342,638.04 is: 472,842.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,553 : 848,086.80 = 342,638.04 : x
  2. Step 2: Convert to fraction form
    614,553/848,086.80 = 342,638.04/x
  3. Step 3: Cross multiply
    614,553x = 848,086.80 × 342,638.04
  4. Step 4: Simplify right side
    614,553x = 290,586,798,901.87
  5. Step 5: Solve for x
    x = 290,586,798,901.87/614,553
  6. Step 6: Final answer
    x = 472,842.54

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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.