Home / 851,320.50-1,276,976.11-364,931.02

Finding the Fourth Proportional to 851,320.50, 1,276,976.11 and 364,931.02

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Solution

The fourth proportional to 851,320.50, 1,276,976.11 and 364,931.02 is: 547,394.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,320.50 : 1,276,976.11 = 364,931.02 : x
  2. Step 2: Convert to fraction form
    851,320.50/1,276,976.11 = 364,931.02/x
  3. Step 3: Cross multiply
    851,320.50x = 1,276,976.11 × 364,931.02
  4. Step 4: Simplify right side
    851,320.50x = 466,008,196,732.44
  5. Step 5: Solve for x
    x = 466,008,196,732.44/851,320.50
  6. Step 6: Final answer
    x = 547,394.54

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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.