Home / 484,931.54-669,155.19-298,633.39

Finding the Fourth Proportional to 484,931.54, 669,155.19 and 298,633.39

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Solution

The fourth proportional to 484,931.54, 669,155.19 and 298,633.39 is: 412,083.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,931.54 : 669,155.19 = 298,633.39 : x
  2. Step 2: Convert to fraction form
    484,931.54/669,155.19 = 298,633.39/x
  3. Step 3: Cross multiply
    484,931.54x = 669,155.19 × 298,633.39
  4. Step 4: Simplify right side
    484,931.54x = 199,832,082,825.79
  5. Step 5: Solve for x
    x = 199,832,082,825.79/484,931.54
  6. Step 6: Final answer
    x = 412,083.08

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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.