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Finding the Fourth Proportional to 341,247.64, 470,667.90 and 250,575.16

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Solution

The fourth proportional to 341,247.64, 470,667.90 and 250,575.16 is: 345,607.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,247.64 : 470,667.90 = 250,575.16 : x
  2. Step 2: Convert to fraction form
    341,247.64/470,667.90 = 250,575.16/x
  3. Step 3: Cross multiply
    341,247.64x = 470,667.90 × 250,575.16
  4. Step 4: Simplify right side
    341,247.64x = 117,937,684,349.36
  5. Step 5: Solve for x
    x = 117,937,684,349.36/341,247.64
  6. Step 6: Final answer
    x = 345,607.33

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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.