Home / 851,341.63-1,173,630.30-669,737.92

Finding the Fourth Proportional to 851,341.63, 1,173,630.30 and 669,737.92

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Solution

The fourth proportional to 851,341.63, 1,173,630.30 and 669,737.92 is: 923,277.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,341.63 : 1,173,630.30 = 669,737.92 : x
  2. Step 2: Convert to fraction form
    851,341.63/1,173,630.30 = 669,737.92/x
  3. Step 3: Cross multiply
    851,341.63x = 1,173,630.30 × 669,737.92
  4. Step 4: Simplify right side
    851,341.63x = 786,024,715,970.98
  5. Step 5: Solve for x
    x = 786,024,715,970.98/851,341.63
  6. Step 6: Final answer
    x = 923,277.67

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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.