Home / 413,802.32-620,975.68-226,945.04

Finding the Fourth Proportional to 413,802.32, 620,975.68 and 226,945.04

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Solution

The fourth proportional to 413,802.32, 620,975.68 and 226,945.04 is: 340,566.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,802.32 : 620,975.68 = 226,945.04 : x
  2. Step 2: Convert to fraction form
    413,802.32/620,975.68 = 226,945.04/x
  3. Step 3: Cross multiply
    413,802.32x = 620,975.68 × 226,945.04
  4. Step 4: Simplify right side
    413,802.32x = 140,927,350,536.63
  5. Step 5: Solve for x
    x = 140,927,350,536.63/413,802.32
  6. Step 6: Final answer
    x = 340,566.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.