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Finding the Fourth Proportional to 424,445.63, 585,722.63 and 233,458.97

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Solution

The fourth proportional to 424,445.63, 585,722.63 and 233,458.97 is: 322,166.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,445.63 : 585,722.63 = 233,458.97 : x
  2. Step 2: Convert to fraction form
    424,445.63/585,722.63 = 233,458.97/x
  3. Step 3: Cross multiply
    424,445.63x = 585,722.63 × 233,458.97
  4. Step 4: Simplify right side
    424,445.63x = 136,742,203,953.45
  5. Step 5: Solve for x
    x = 136,742,203,953.45/424,445.63
  6. Step 6: Final answer
    x = 322,166.59

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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.