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Finding the Fourth Proportional to 369,912.41, 510,424.39 and 224,642.64

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Solution

The fourth proportional to 369,912.41, 510,424.39 and 224,642.64 is: 309,973.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,912.41 : 510,424.39 = 224,642.64 : x
  2. Step 2: Convert to fraction form
    369,912.41/510,424.39 = 224,642.64/x
  3. Step 3: Cross multiply
    369,912.41x = 510,424.39 × 224,642.64
  4. Step 4: Simplify right side
    369,912.41x = 114,663,081,366.78
  5. Step 5: Solve for x
    x = 114,663,081,366.78/369,912.41
  6. Step 6: Final answer
    x = 309,973.60

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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.