Home / 614,628.10-848,124.79-342,670.42

Finding the Fourth Proportional to 614,628.10, 848,124.79 and 342,670.42

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Solution

The fourth proportional to 614,628.10, 848,124.79 and 342,670.42 is: 472,850.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,628.10 : 848,124.79 = 342,670.42 : x
  2. Step 2: Convert to fraction form
    614,628.10/848,124.79 = 342,670.42/x
  3. Step 3: Cross multiply
    614,628.10x = 848,124.79 × 342,670.42
  4. Step 4: Simplify right side
    614,628.10x = 290,627,278,001.71
  5. Step 5: Solve for x
    x = 290,627,278,001.71/614,628.10
  6. Step 6: Final answer
    x = 472,850.62

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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.