Home / 407,825.15-562,808.93-226,528.38

Finding the Fourth Proportional to 407,825.15, 562,808.93 and 226,528.38

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Solution

The fourth proportional to 407,825.15, 562,808.93 and 226,528.38 is: 312,614.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,825.15 : 562,808.93 = 226,528.38 : x
  2. Step 2: Convert to fraction form
    407,825.15/562,808.93 = 226,528.38/x
  3. Step 3: Cross multiply
    407,825.15x = 562,808.93 × 226,528.38
  4. Step 4: Simplify right side
    407,825.15x = 127,492,194,029.79
  5. Step 5: Solve for x
    x = 127,492,194,029.79/407,825.15
  6. Step 6: Final answer
    x = 312,614.84

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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.