Home / 449,941.37-674,946.88-150,423.05

Finding the Fourth Proportional to 449,941.37, 674,946.88 and 150,423.05

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Solution

The fourth proportional to 449,941.37, 674,946.88 and 150,423.05 is: 225,646.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,941.37 : 674,946.88 = 150,423.05 : x
  2. Step 2: Convert to fraction form
    449,941.37/674,946.88 = 150,423.05/x
  3. Step 3: Cross multiply
    449,941.37x = 674,946.88 × 150,423.05
  4. Step 4: Simplify right side
    449,941.37x = 101,527,569,588.89
  5. Step 5: Solve for x
    x = 101,527,569,588.89/449,941.37
  6. Step 6: Final answer
    x = 225,646.22

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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.