Home / 746,342.10-1,029,952.40-424,052.64

Finding the Fourth Proportional to 746,342.10, 1,029,952.40 and 424,052.64

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Solution

The fourth proportional to 746,342.10, 1,029,952.40 and 424,052.64 is: 585,192.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,342.10 : 1,029,952.40 = 424,052.64 : x
  2. Step 2: Convert to fraction form
    746,342.10/1,029,952.40 = 424,052.64/x
  3. Step 3: Cross multiply
    746,342.10x = 1,029,952.40 × 424,052.64
  4. Step 4: Simplify right side
    746,342.10x = 436,754,032,174.07
  5. Step 5: Solve for x
    x = 436,754,032,174.07/746,342.10
  6. Step 6: Final answer
    x = 585,192.81

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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.