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Finding the Fourth Proportional to 651,381.70, 977,072.55 and 224,916.70

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Solution

The fourth proportional to 651,381.70, 977,072.55 and 224,916.70 is: 337,375.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,381.70 : 977,072.55 = 224,916.70 : x
  2. Step 2: Convert to fraction form
    651,381.70/977,072.55 = 224,916.70/x
  3. Step 3: Cross multiply
    651,381.70x = 977,072.55 × 224,916.70
  4. Step 4: Simplify right side
    651,381.70x = 219,759,933,606.59
  5. Step 5: Solve for x
    x = 219,759,933,606.59/651,381.70
  6. Step 6: Final answer
    x = 337,375.05

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Similar ratio
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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.