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Finding the Fourth Proportional to 409,433.27, 565,059.95 and 246,142.63

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Solution

The fourth proportional to 409,433.27, 565,059.95 and 246,142.63 is: 339,702.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,433.27 : 565,059.95 = 246,142.63 : x
  2. Step 2: Convert to fraction form
    409,433.27/565,059.95 = 246,142.63/x
  3. Step 3: Cross multiply
    409,433.27x = 565,059.95 × 246,142.63
  4. Step 4: Simplify right side
    409,433.27x = 139,085,342,599.32
  5. Step 5: Solve for x
    x = 139,085,342,599.32/409,433.27
  6. Step 6: Final answer
    x = 339,702.11

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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.