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Finding the Fourth Proportional to 607,625.40, 910,226.88 and 367,611.60

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Solution

The fourth proportional to 607,625.40, 910,226.88 and 367,611.60 is: 550,684.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,625.40 : 910,226.88 = 367,611.60 : x
  2. Step 2: Convert to fraction form
    607,625.40/910,226.88 = 367,611.60/x
  3. Step 3: Cross multiply
    607,625.40x = 910,226.88 × 367,611.60
  4. Step 4: Simplify right side
    607,625.40x = 334,609,959,719.81
  5. Step 5: Solve for x
    x = 334,609,959,719.81/607,625.40
  6. Step 6: Final answer
    x = 550,684.62

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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.