Home / 498,319.60-746,588.40-303,217.60

Finding the Fourth Proportional to 498,319.60, 746,588.40 and 303,217.60

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Solution

The fourth proportional to 498,319.60, 746,588.40 and 303,217.60 is: 454,284.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,319.60 : 746,588.40 = 303,217.60 : x
  2. Step 2: Convert to fraction form
    498,319.60/746,588.40 = 303,217.60/x
  3. Step 3: Cross multiply
    498,319.60x = 746,588.40 × 303,217.60
  4. Step 4: Simplify right side
    498,319.60x = 226,378,742,835.84
  5. Step 5: Solve for x
    x = 226,378,742,835.84/498,319.60
  6. Step 6: Final answer
    x = 454,284.24

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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.