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Finding the Fourth Proportional to 503,439.21, 754,924.67 and 183,368.25

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Solution

The fourth proportional to 503,439.21, 754,924.67 and 183,368.25 is: 274,967.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,439.21 : 754,924.67 = 183,368.25 : x
  2. Step 2: Convert to fraction form
    503,439.21/754,924.67 = 183,368.25/x
  3. Step 3: Cross multiply
    503,439.21x = 754,924.67 × 183,368.25
  4. Step 4: Simplify right side
    503,439.21x = 138,429,215,619.73
  5. Step 5: Solve for x
    x = 138,429,215,619.73/503,439.21
  6. Step 6: Final answer
    x = 274,967.09

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1.5x scale

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.