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Finding the Fourth Proportional to 341,360.64, 470,858.40 and 207,224.64

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Solution

The fourth proportional to 341,360.64, 470,858.40 and 207,224.64 is: 285,836.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,360.64 : 470,858.40 = 207,224.64 : x
  2. Step 2: Convert to fraction form
    341,360.64/470,858.40 = 207,224.64/x
  3. Step 3: Cross multiply
    341,360.64x = 470,858.40 × 207,224.64
  4. Step 4: Simplify right side
    341,360.64x = 97,573,462,430.98
  5. Step 5: Solve for x
    x = 97,573,462,430.98/341,360.64
  6. Step 6: Final answer
    x = 285,836.89

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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.