Home / 349,280.91-523,483.05-149,366.23

Finding the Fourth Proportional to 349,280.91, 523,483.05 and 149,366.23

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Solution

The fourth proportional to 349,280.91, 523,483.05 and 149,366.23 is: 223,861.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,280.91 : 523,483.05 = 149,366.23 : x
  2. Step 2: Convert to fraction form
    349,280.91/523,483.05 = 149,366.23/x
  3. Step 3: Cross multiply
    349,280.91x = 523,483.05 × 149,366.23
  4. Step 4: Simplify right side
    349,280.91x = 78,190,688,898.82
  5. Step 5: Solve for x
    x = 78,190,688,898.82/349,280.91
  6. Step 6: Final answer
    x = 223,861.90

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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.