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Finding the Fourth Proportional to 228,014.72, 314,703.60 and 150,353.68

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Solution

The fourth proportional to 228,014.72, 314,703.60 and 150,353.68 is: 207,516.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,014.72 : 314,703.60 = 150,353.68 : x
  2. Step 2: Convert to fraction form
    228,014.72/314,703.60 = 150,353.68/x
  3. Step 3: Cross multiply
    228,014.72x = 314,703.60 × 150,353.68
  4. Step 4: Simplify right side
    228,014.72x = 47,316,844,369.25
  5. Step 5: Solve for x
    x = 47,316,844,369.25/228,014.72
  6. Step 6: Final answer
    x = 207,516.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.