Home / 250,547.48-345,554.64-220,268.60

Finding the Fourth Proportional to 250,547.48, 345,554.64 and 220,268.60

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Solution

The fourth proportional to 250,547.48, 345,554.64 and 220,268.60 is: 303,794.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,547.48 : 345,554.64 = 220,268.60 : x
  2. Step 2: Convert to fraction form
    250,547.48/345,554.64 = 220,268.60/x
  3. Step 3: Cross multiply
    250,547.48x = 345,554.64 × 220,268.60
  4. Step 4: Simplify right side
    250,547.48x = 76,114,836,776.30
  5. Step 5: Solve for x
    x = 76,114,836,776.30/250,547.48
  6. Step 6: Final answer
    x = 303,794.06

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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.