Home / 851,254.04-1,276,893.66-252,275.96

Finding the Fourth Proportional to 851,254.04, 1,276,893.66 and 252,275.96

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Solution

The fourth proportional to 851,254.04, 1,276,893.66 and 252,275.96 is: 378,417.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,254.04 : 1,276,893.66 = 252,275.96 : x
  2. Step 2: Convert to fraction form
    851,254.04/1,276,893.66 = 252,275.96/x
  3. Step 3: Cross multiply
    851,254.04x = 1,276,893.66 × 252,275.96
  4. Step 4: Simplify right side
    851,254.04x = 322,129,573,894.41
  5. Step 5: Solve for x
    x = 322,129,573,894.41/851,254.04
  6. Step 6: Final answer
    x = 378,417.67

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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.