Home / 360,948.33-498,219.66-208,088.64

Finding the Fourth Proportional to 360,948.33, 498,219.66 and 208,088.64

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Solution

The fourth proportional to 360,948.33, 498,219.66 and 208,088.64 is: 287,226.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,948.33 : 498,219.66 = 208,088.64 : x
  2. Step 2: Convert to fraction form
    360,948.33/498,219.66 = 208,088.64/x
  3. Step 3: Cross multiply
    360,948.33x = 498,219.66 × 208,088.64
  4. Step 4: Simplify right side
    360,948.33x = 103,673,851,470.66
  5. Step 5: Solve for x
    x = 103,673,851,470.66/360,948.33
  6. Step 6: Final answer
    x = 287,226.29

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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.