Home / 476,895.80-658,173.42-286,014.20

Finding the Fourth Proportional to 476,895.80, 658,173.42 and 286,014.20

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Solution

The fourth proportional to 476,895.80, 658,173.42 and 286,014.20 is: 394,733.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,895.80 : 658,173.42 = 286,014.20 : x
  2. Step 2: Convert to fraction form
    476,895.80/658,173.42 = 286,014.20/x
  3. Step 3: Cross multiply
    476,895.80x = 658,173.42 × 286,014.20
  4. Step 4: Simplify right side
    476,895.80x = 188,246,944,182.56
  5. Step 5: Solve for x
    x = 188,246,944,182.56/476,895.80
  6. Step 6: Final answer
    x = 394,733.91

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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.