Home / 829,436.51-1,144,549.41-461,885.87

Finding the Fourth Proportional to 829,436.51, 1,144,549.41 and 461,885.87

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Solution

The fourth proportional to 829,436.51, 1,144,549.41 and 461,885.87 is: 637,361.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,436.51 : 1,144,549.41 = 461,885.87 : x
  2. Step 2: Convert to fraction form
    829,436.51/1,144,549.41 = 461,885.87/x
  3. Step 3: Cross multiply
    829,436.51x = 1,144,549.41 × 461,885.87
  4. Step 4: Simplify right side
    829,436.51x = 528,651,202,424.19
  5. Step 5: Solve for x
    x = 528,651,202,424.19/829,436.51
  6. Step 6: Final answer
    x = 637,361.87

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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.