Home / 558,136.08-837,730.20-203,492.88

Finding the Fourth Proportional to 558,136.08, 837,730.20 and 203,492.88

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Solution

The fourth proportional to 558,136.08, 837,730.20 and 203,492.88 is: 305,431.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,136.08 : 837,730.20 = 203,492.88 : x
  2. Step 2: Convert to fraction form
    558,136.08/837,730.20 = 203,492.88/x
  3. Step 3: Cross multiply
    558,136.08x = 837,730.20 × 203,492.88
  4. Step 4: Simplify right side
    558,136.08x = 170,472,131,060.98
  5. Step 5: Solve for x
    x = 170,472,131,060.98/558,136.08
  6. Step 6: Final answer
    x = 305,431.13

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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.