Home / 997,409.86-1,497,047.91-492,540.91

Finding the Fourth Proportional to 997,409.86, 1,497,047.91 and 492,540.91

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Solution

The fourth proportional to 997,409.86, 1,497,047.91 and 492,540.91 is: 739,272.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,409.86 : 1,497,047.91 = 492,540.91 : x
  2. Step 2: Convert to fraction form
    997,409.86/1,497,047.91 = 492,540.91/x
  3. Step 3: Cross multiply
    997,409.86x = 1,497,047.91 × 492,540.91
  4. Step 4: Simplify right side
    997,409.86x = 737,357,339,905.00
  5. Step 5: Solve for x
    x = 737,357,339,905.00/997,409.86
  6. Step 6: Final answer
    x = 739,272.16

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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.