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Finding the Fourth Proportional to 427,585.89, 590,060.21 and 236,599.41

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Solution

The fourth proportional to 427,585.89, 590,060.21 and 236,599.41 is: 326,502.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,585.89 : 590,060.21 = 236,599.41 : x
  2. Step 2: Convert to fraction form
    427,585.89/590,060.21 = 236,599.41/x
  3. Step 3: Cross multiply
    427,585.89x = 590,060.21 × 236,599.41
  4. Step 4: Simplify right side
    427,585.89x = 139,607,896,367.48
  5. Step 5: Solve for x
    x = 139,607,896,367.48/427,585.89
  6. Step 6: Final answer
    x = 326,502.58

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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.