Home / 851,014.52-1,276,711.01-371,320.07

Finding the Fourth Proportional to 851,014.52, 1,276,711.01 and 371,320.07

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Solution

The fourth proportional to 851,014.52, 1,276,711.01 and 371,320.07 is: 557,062.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,014.52 : 1,276,711.01 = 371,320.07 : x
  2. Step 2: Convert to fraction form
    851,014.52/1,276,711.01 = 371,320.07/x
  3. Step 3: Cross multiply
    851,014.52x = 1,276,711.01 × 371,320.07
  4. Step 4: Simplify right side
    851,014.52x = 474,068,416,147.72
  5. Step 5: Solve for x
    x = 474,068,416,147.72/851,014.52
  6. Step 6: Final answer
    x = 557,062.67

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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.