Home / 413,285.02-570,333.05-231,997.30

Finding the Fourth Proportional to 413,285.02, 570,333.05 and 231,997.30

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Solution

The fourth proportional to 413,285.02, 570,333.05 and 231,997.30 is: 320,156.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,285.02 : 570,333.05 = 231,997.30 : x
  2. Step 2: Convert to fraction form
    413,285.02/570,333.05 = 231,997.30/x
  3. Step 3: Cross multiply
    413,285.02x = 570,333.05 × 231,997.30
  4. Step 4: Simplify right side
    413,285.02x = 132,315,725,984.94
  5. Step 5: Solve for x
    x = 132,315,725,984.94/413,285.02
  6. Step 6: Final answer
    x = 320,156.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.