Home / 494,574.60-742,056.30-195,004.20

Finding the Fourth Proportional to 494,574.60, 742,056.30 and 195,004.20

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Solution

The fourth proportional to 494,574.60, 742,056.30 and 195,004.20 is: 292,582.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,574.60 : 742,056.30 = 195,004.20 : x
  2. Step 2: Convert to fraction form
    494,574.60/742,056.30 = 195,004.20/x
  3. Step 3: Cross multiply
    494,574.60x = 742,056.30 × 195,004.20
  4. Step 4: Simplify right side
    494,574.60x = 144,704,095,136.46
  5. Step 5: Solve for x
    x = 144,704,095,136.46/494,574.60
  6. Step 6: Final answer
    x = 292,582.95

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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.