Home / 805,472.99-1,110,520.88-659,741.91

Finding the Fourth Proportional to 805,472.99, 1,110,520.88 and 659,741.91

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Solution

The fourth proportional to 805,472.99, 1,110,520.88 and 659,741.91 is: 909,598.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,472.99 : 1,110,520.88 = 659,741.91 : x
  2. Step 2: Convert to fraction form
    805,472.99/1,110,520.88 = 659,741.91/x
  3. Step 3: Cross multiply
    805,472.99x = 1,110,520.88 × 659,741.91
  4. Step 4: Simplify right side
    805,472.99x = 732,657,163,167.37
  5. Step 5: Solve for x
    x = 732,657,163,167.37/805,472.99
  6. Step 6: Final answer
    x = 909,598.67

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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.