Home / 343,318.60-514,977.90-325,822.60

Finding the Fourth Proportional to 343,318.60, 514,977.90 and 325,822.60

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Solution

The fourth proportional to 343,318.60, 514,977.90 and 325,822.60 is: 488,733.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,318.60 : 514,977.90 = 325,822.60 : x
  2. Step 2: Convert to fraction form
    343,318.60/514,977.90 = 325,822.60/x
  3. Step 3: Cross multiply
    343,318.60x = 514,977.90 × 325,822.60
  4. Step 4: Simplify right side
    343,318.60x = 167,791,438,320.54
  5. Step 5: Solve for x
    x = 167,791,438,320.54/343,318.60
  6. Step 6: Final answer
    x = 488,733.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.