Home / 851,900.52-1,277,715.36-283,234.32

Finding the Fourth Proportional to 851,900.52, 1,277,715.36 and 283,234.32

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Solution

The fourth proportional to 851,900.52, 1,277,715.36 and 283,234.32 is: 424,806.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,900.52 : 1,277,715.36 = 283,234.32 : x
  2. Step 2: Convert to fraction form
    851,900.52/1,277,715.36 = 283,234.32/x
  3. Step 3: Cross multiply
    851,900.52x = 1,277,715.36 × 283,234.32
  4. Step 4: Simplify right side
    851,900.52x = 361,892,841,143.16
  5. Step 5: Solve for x
    x = 361,892,841,143.16/851,900.52
  6. Step 6: Final answer
    x = 424,806.46

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Double scale
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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.