Home / 372,037.32-512,543.58-258,663.24

Finding the Fourth Proportional to 372,037.32, 512,543.58 and 258,663.24

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Solution

The fourth proportional to 372,037.32, 512,543.58 and 258,663.24 is: 356,351.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,037.32 : 512,543.58 = 258,663.24 : x
  2. Step 2: Convert to fraction form
    372,037.32/512,543.58 = 258,663.24/x
  3. Step 3: Cross multiply
    372,037.32x = 512,543.58 × 258,663.24
  4. Step 4: Simplify right side
    372,037.32x = 132,576,183,044.00
  5. Step 5: Solve for x
    x = 132,576,183,044.00/372,037.32
  6. Step 6: Final answer
    x = 356,351.84

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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.