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Finding the Fourth Proportional to 368,491.74, 552,705.72 and 224,360.16

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Solution

The fourth proportional to 368,491.74, 552,705.72 and 224,360.16 is: 336,520.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,491.74 : 552,705.72 = 224,360.16 : x
  2. Step 2: Convert to fraction form
    368,491.74/552,705.72 = 224,360.16/x
  3. Step 3: Cross multiply
    368,491.74x = 552,705.72 × 224,360.16
  4. Step 4: Simplify right side
    368,491.74x = 124,005,143,772.12
  5. Step 5: Solve for x
    x = 124,005,143,772.12/368,491.74
  6. Step 6: Final answer
    x = 336,520.82

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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.