Home / 474,270.02-711,406.25-193,787.27

Finding the Fourth Proportional to 474,270.02, 711,406.25 and 193,787.27

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Solution

The fourth proportional to 474,270.02, 711,406.25 and 193,787.27 is: 290,681.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,270.02 : 711,406.25 = 193,787.27 : x
  2. Step 2: Convert to fraction form
    474,270.02/711,406.25 = 193,787.27/x
  3. Step 3: Cross multiply
    474,270.02x = 711,406.25 × 193,787.27
  4. Step 4: Simplify right side
    474,270.02x = 137,861,474,079.50
  5. Step 5: Solve for x
    x = 137,861,474,079.50/474,270.02
  6. Step 6: Final answer
    x = 290,681.40

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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.