Home / 229,272.96-342,047.68-216,872.32

Finding the Fourth Proportional to 229,272.96, 342,047.68 and 216,872.32

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Solution

The fourth proportional to 229,272.96, 342,047.68 and 216,872.32 is: 323,547.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,272.96 : 342,047.68 = 216,872.32 : x
  2. Step 2: Convert to fraction form
    229,272.96/342,047.68 = 216,872.32/x
  3. Step 3: Cross multiply
    229,272.96x = 342,047.68 × 216,872.32
  4. Step 4: Simplify right side
    229,272.96x = 74,180,673,912.22
  5. Step 5: Solve for x
    x = 74,180,673,912.22/229,272.96
  6. Step 6: Final answer
    x = 323,547.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.