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Finding the Fourth Proportional to 293,467.40, 440,035.72 and 93,740.84

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Solution

The fourth proportional to 293,467.40, 440,035.72 and 93,740.84 is: 140,558.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,467.40 : 440,035.72 = 93,740.84 : x
  2. Step 2: Convert to fraction form
    293,467.40/440,035.72 = 93,740.84/x
  3. Step 3: Cross multiply
    293,467.40x = 440,035.72 × 93,740.84
  4. Step 4: Simplify right side
    293,467.40x = 41,249,318,022.80
  5. Step 5: Solve for x
    x = 41,249,318,022.80/293,467.40
  6. Step 6: Final answer
    x = 140,558.43

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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.