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Finding the Fourth Proportional to 375,497.44, 518,056.96 and 214,236.16

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Solution

The fourth proportional to 375,497.44, 518,056.96 and 214,236.16 is: 295,572.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,497.44 : 518,056.96 = 214,236.16 : x
  2. Step 2: Convert to fraction form
    375,497.44/518,056.96 = 214,236.16/x
  3. Step 3: Cross multiply
    375,497.44x = 518,056.96 × 214,236.16
  4. Step 4: Simplify right side
    375,497.44x = 110,986,533,771.67
  5. Step 5: Solve for x
    x = 110,986,533,771.67/375,497.44
  6. Step 6: Final answer
    x = 295,572.01

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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.