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Finding the Fourth Proportional to 267,224.42, 368,678.16 and 152,420.58

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Solution

The fourth proportional to 267,224.42, 368,678.16 and 152,420.58 is: 210,288.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,224.42 : 368,678.16 = 152,420.58 : x
  2. Step 2: Convert to fraction form
    267,224.42/368,678.16 = 152,420.58/x
  3. Step 3: Cross multiply
    267,224.42x = 368,678.16 × 152,420.58
  4. Step 4: Simplify right side
    267,224.42x = 56,194,138,980.53
  5. Step 5: Solve for x
    x = 56,194,138,980.53/267,224.42
  6. Step 6: Final answer
    x = 210,288.19

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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.