Home / 416,938.80-575,376.04-225,952.19

Finding the Fourth Proportional to 416,938.80, 575,376.04 and 225,952.19

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Solution

The fourth proportional to 416,938.80, 575,376.04 and 225,952.19 is: 311,814.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,938.80 : 575,376.04 = 225,952.19 : x
  2. Step 2: Convert to fraction form
    416,938.80/575,376.04 = 225,952.19/x
  3. Step 3: Cross multiply
    416,938.80x = 575,376.04 × 225,952.19
  4. Step 4: Simplify right side
    416,938.80x = 130,007,479,111.24
  5. Step 5: Solve for x
    x = 130,007,479,111.24/416,938.80
  6. Step 6: Final answer
    x = 311,814.29

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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.