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Finding the Fourth Proportional to 365,812.94, 551,461.26 and 341,427.89

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Solution

The fourth proportional to 365,812.94, 551,461.26 and 341,427.89 is: 514,700.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,812.94 : 551,461.26 = 341,427.89 : x
  2. Step 2: Convert to fraction form
    365,812.94/551,461.26 = 341,427.89/x
  3. Step 3: Cross multiply
    365,812.94x = 551,461.26 × 341,427.89
  4. Step 4: Simplify right side
    365,812.94x = 188,284,257,077.55
  5. Step 5: Solve for x
    x = 188,284,257,077.55/365,812.94
  6. Step 6: Final answer
    x = 514,700.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.