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Finding the Fourth Proportional to 301,820.84, 452,774.73 and 91,475.18

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Solution

The fourth proportional to 301,820.84, 452,774.73 and 91,475.18 is: 137,225.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,820.84 : 452,774.73 = 91,475.18 : x
  2. Step 2: Convert to fraction form
    301,820.84/452,774.73 = 91,475.18/x
  3. Step 3: Cross multiply
    301,820.84x = 452,774.73 × 91,475.18
  4. Step 4: Simplify right side
    301,820.84x = 41,417,649,926.20
  5. Step 5: Solve for x
    x = 41,417,649,926.20/301,820.84
  6. Step 6: Final answer
    x = 137,225.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.