Home / 997,959.20-1,496,938.80-492,762.20

Finding the Fourth Proportional to 997,959.20, 1,496,938.80 and 492,762.20

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Solution

The fourth proportional to 997,959.20, 1,496,938.80 and 492,762.20 is: 739,143.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,959.20 : 1,496,938.80 = 492,762.20 : x
  2. Step 2: Convert to fraction form
    997,959.20/1,496,938.80 = 492,762.20/x
  3. Step 3: Cross multiply
    997,959.20x = 1,496,938.80 × 492,762.20
  4. Step 4: Simplify right side
    997,959.20x = 737,634,856,353.36
  5. Step 5: Solve for x
    x = 737,634,856,353.36/997,959.20
  6. Step 6: Final answer
    x = 739,143.30

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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.