Home / 558,276.02-837,096.90-380,997.80

Finding the Fourth Proportional to 558,276.02, 837,096.90 and 380,997.80

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Solution

The fourth proportional to 558,276.02, 837,096.90 and 380,997.80 is: 571,280.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,276.02 : 837,096.90 = 380,997.80 : x
  2. Step 2: Convert to fraction form
    558,276.02/837,096.90 = 380,997.80/x
  3. Step 3: Cross multiply
    558,276.02x = 837,096.90 × 380,997.80
  4. Step 4: Simplify right side
    558,276.02x = 318,932,077,286.82
  5. Step 5: Solve for x
    x = 318,932,077,286.82/558,276.02
  6. Step 6: Final answer
    x = 571,280.27

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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.