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Finding the Fourth Proportional to 460,243.15, 635,123.73 and 446,661.88

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Solution

The fourth proportional to 460,243.15, 635,123.73 and 446,661.88 is: 616,381.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,243.15 : 635,123.73 = 446,661.88 : x
  2. Step 2: Convert to fraction form
    460,243.15/635,123.73 = 446,661.88/x
  3. Step 3: Cross multiply
    460,243.15x = 635,123.73 × 446,661.88
  4. Step 4: Simplify right side
    460,243.15x = 283,685,559,361.59
  5. Step 5: Solve for x
    x = 283,685,559,361.59/460,243.15
  6. Step 6: Final answer
    x = 616,381.93

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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.