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Finding the Fourth Proportional to 424,312.56, 585,529.56 and 233,321.04

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Solution

The fourth proportional to 424,312.56, 585,529.56 and 233,321.04 is: 321,971.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,312.56 : 585,529.56 = 233,321.04 : x
  2. Step 2: Convert to fraction form
    424,312.56/585,529.56 = 233,321.04/x
  3. Step 3: Cross multiply
    424,312.56x = 585,529.56 × 233,321.04
  4. Step 4: Simplify right side
    424,312.56x = 136,616,365,889.94
  5. Step 5: Solve for x
    x = 136,616,365,889.94/424,312.56
  6. Step 6: Final answer
    x = 321,971.06

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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.