Home / 614,948.67-848,667.20-339,305.18

Finding the Fourth Proportional to 614,948.67, 848,667.20 and 339,305.18

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Solution

The fourth proportional to 614,948.67, 848,667.20 and 339,305.18 is: 468,262.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,948.67 : 848,667.20 = 339,305.18 : x
  2. Step 2: Convert to fraction form
    614,948.67/848,667.20 = 339,305.18/x
  3. Step 3: Cross multiply
    614,948.67x = 848,667.20 × 339,305.18
  4. Step 4: Simplify right side
    614,948.67x = 287,957,171,116.23
  5. Step 5: Solve for x
    x = 287,957,171,116.23/614,948.67
  6. Step 6: Final answer
    x = 468,262.13

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1.5x scale

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.