Home / 558,124.90-837,184.22-203,138.90

Finding the Fourth Proportional to 558,124.90, 837,184.22 and 203,138.90

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Solution

The fourth proportional to 558,124.90, 837,184.22 and 203,138.90 is: 304,707.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,124.90 : 837,184.22 = 203,138.90 : x
  2. Step 2: Convert to fraction form
    558,124.90/837,184.22 = 203,138.90/x
  3. Step 3: Cross multiply
    558,124.90x = 837,184.22 × 203,138.90
  4. Step 4: Simplify right side
    558,124.90x = 170,064,686,099.57
  5. Step 5: Solve for x
    x = 170,064,686,099.57/558,124.90
  6. Step 6: Final answer
    x = 304,707.22

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1.5x scale

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.