Home / 351,302.24-484,671.12-200,311.76

Finding the Fourth Proportional to 351,302.24, 484,671.12 and 200,311.76

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Solution

The fourth proportional to 351,302.24, 484,671.12 and 200,311.76 is: 276,358.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,302.24 : 484,671.12 = 200,311.76 : x
  2. Step 2: Convert to fraction form
    351,302.24/484,671.12 = 200,311.76/x
  3. Step 3: Cross multiply
    351,302.24x = 484,671.12 × 200,311.76
  4. Step 4: Simplify right side
    351,302.24x = 97,085,325,068.37
  5. Step 5: Solve for x
    x = 97,085,325,068.37/351,302.24
  6. Step 6: Final answer
    x = 276,358.40

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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.