Home / 899,136.61-1,348,673.81-225,223.72

Finding the Fourth Proportional to 899,136.61, 1,348,673.81 and 225,223.72

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Solution

The fourth proportional to 899,136.61, 1,348,673.81 and 225,223.72 is: 337,827.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,136.61 : 1,348,673.81 = 225,223.72 : x
  2. Step 2: Convert to fraction form
    899,136.61/1,348,673.81 = 225,223.72/x
  3. Step 3: Cross multiply
    899,136.61x = 1,348,673.81 × 225,223.72
  4. Step 4: Simplify right side
    899,136.61x = 303,753,328,056.97
  5. Step 5: Solve for x
    x = 303,753,328,056.97/899,136.61
  6. Step 6: Final answer
    x = 337,827.78

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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.