Home / 614,624.85-848,120.31-342,667.17

Finding the Fourth Proportional to 614,624.85, 848,120.31 and 342,667.17

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Solution

The fourth proportional to 614,624.85, 848,120.31 and 342,667.17 is: 472,846.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,624.85 : 848,120.31 = 342,667.17 : x
  2. Step 2: Convert to fraction form
    614,624.85/848,120.31 = 342,667.17/x
  3. Step 3: Cross multiply
    614,624.85x = 848,120.31 × 342,667.17
  4. Step 4: Simplify right side
    614,624.85x = 290,622,986,447.22
  5. Step 5: Solve for x
    x = 290,622,986,447.22/614,624.85
  6. Step 6: Final answer
    x = 472,846.14

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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.