Home / 282,226.59-422,690.43-163,605.15

Finding the Fourth Proportional to 282,226.59, 422,690.43 and 163,605.15

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Solution

The fourth proportional to 282,226.59, 422,690.43 and 163,605.15 is: 245,031.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,226.59 : 422,690.43 = 163,605.15 : x
  2. Step 2: Convert to fraction form
    282,226.59/422,690.43 = 163,605.15/x
  3. Step 3: Cross multiply
    282,226.59x = 422,690.43 × 163,605.15
  4. Step 4: Simplify right side
    282,226.59x = 69,154,331,203.71
  5. Step 5: Solve for x
    x = 69,154,331,203.71/282,226.59
  6. Step 6: Final answer
    x = 245,031.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.