Home / 486,565.48-671,454.02-271,709.32

Finding the Fourth Proportional to 486,565.48, 671,454.02 and 271,709.32

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Solution

The fourth proportional to 486,565.48, 671,454.02 and 271,709.32 is: 374,955.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,565.48 : 671,454.02 = 271,709.32 : x
  2. Step 2: Convert to fraction form
    486,565.48/671,454.02 = 271,709.32/x
  3. Step 3: Cross multiply
    486,565.48x = 671,454.02 × 271,709.32
  4. Step 4: Simplify right side
    486,565.48x = 182,440,315,185.47
  5. Step 5: Solve for x
    x = 182,440,315,185.47/486,565.48
  6. Step 6: Final answer
    x = 374,955.32

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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.