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Finding the Fourth Proportional to 671,353.46, 926,492.22 and 365,415.06

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Solution

The fourth proportional to 671,353.46, 926,492.22 and 365,415.06 is: 504,286.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,353.46 : 926,492.22 = 365,415.06 : x
  2. Step 2: Convert to fraction form
    671,353.46/926,492.22 = 365,415.06/x
  3. Step 3: Cross multiply
    671,353.46x = 926,492.22 × 365,415.06
  4. Step 4: Simplify right side
    671,353.46x = 338,554,208,333.76
  5. Step 5: Solve for x
    x = 338,554,208,333.76/671,353.46
  6. Step 6: Final answer
    x = 504,286.09

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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.