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Finding the Fourth Proportional to 494,994.68, 742,504.82 and 158,035.04

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Solution

The fourth proportional to 494,994.68, 742,504.82 and 158,035.04 is: 237,056.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,994.68 : 742,504.82 = 158,035.04 : x
  2. Step 2: Convert to fraction form
    494,994.68/742,504.82 = 158,035.04/x
  3. Step 3: Cross multiply
    494,994.68x = 742,504.82 × 158,035.04
  4. Step 4: Simplify right side
    494,994.68x = 117,341,774,426.19
  5. Step 5: Solve for x
    x = 117,341,774,426.19/494,994.68
  6. Step 6: Final answer
    x = 237,056.64

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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.