Home / 614,740.47-848,345.55-342,825.56

Finding the Fourth Proportional to 614,740.47, 848,345.55 and 342,825.56

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Solution

The fourth proportional to 614,740.47, 848,345.55 and 342,825.56 is: 473,101.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,740.47 : 848,345.55 = 342,825.56 : x
  2. Step 2: Convert to fraction form
    614,740.47/848,345.55 = 342,825.56/x
  3. Step 3: Cross multiply
    614,740.47x = 848,345.55 × 342,825.56
  4. Step 4: Simplify right side
    614,740.47x = 290,834,534,010.53
  5. Step 5: Solve for x
    x = 290,834,534,010.53/614,740.47
  6. Step 6: Final answer
    x = 473,101.33

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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.