Home / 997,720.80-1,497,171.24-367,077.12

Finding the Fourth Proportional to 997,720.80, 1,497,171.24 and 367,077.12

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Solution

The fourth proportional to 997,720.80, 1,497,171.24 and 367,077.12 is: 550,832.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,720.80 : 1,497,171.24 = 367,077.12 : x
  2. Step 2: Convert to fraction form
    997,720.80/1,497,171.24 = 367,077.12/x
  3. Step 3: Cross multiply
    997,720.80x = 1,497,171.24 × 367,077.12
  4. Step 4: Simplify right side
    997,720.80x = 549,577,306,926.03
  5. Step 5: Solve for x
    x = 549,577,306,926.03/997,720.80
  6. Step 6: Final answer
    x = 550,832.76

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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.