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Finding the Fourth Proportional to 409,307.88, 564,845.76 and 237,259.02

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Solution

The fourth proportional to 409,307.88, 564,845.76 and 237,259.02 is: 327,417.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,307.88 : 564,845.76 = 237,259.02 : x
  2. Step 2: Convert to fraction form
    409,307.88/564,845.76 = 237,259.02/x
  3. Step 3: Cross multiply
    409,307.88x = 564,845.76 × 237,259.02
  4. Step 4: Simplify right side
    409,307.88x = 134,014,751,468.76
  5. Step 5: Solve for x
    x = 134,014,751,468.76/409,307.88
  6. Step 6: Final answer
    x = 327,417.96

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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.