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Finding the Fourth Proportional to 664,371.37, 916,832.24 and 362,565.37

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Solution

The fourth proportional to 664,371.37, 916,832.24 and 362,565.37 is: 500,340.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,371.37 : 916,832.24 = 362,565.37 : x
  2. Step 2: Convert to fraction form
    664,371.37/916,832.24 = 362,565.37/x
  3. Step 3: Cross multiply
    664,371.37x = 916,832.24 × 362,565.37
  4. Step 4: Simplify right side
    664,371.37x = 332,411,616,878.90
  5. Step 5: Solve for x
    x = 332,411,616,878.90/664,371.37
  6. Step 6: Final answer
    x = 500,340.07

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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.