Home / 746,080.62-1,029,576.87-406,541.58

Finding the Fourth Proportional to 746,080.62, 1,029,576.87 and 406,541.58

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Solution

The fourth proportional to 746,080.62, 1,029,576.87 and 406,541.58 is: 561,019.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,080.62 : 1,029,576.87 = 406,541.58 : x
  2. Step 2: Convert to fraction form
    746,080.62/1,029,576.87 = 406,541.58/x
  3. Step 3: Cross multiply
    746,080.62x = 1,029,576.87 × 406,541.58
  4. Step 4: Simplify right side
    746,080.62x = 418,565,807,461.26
  5. Step 5: Solve for x
    x = 418,565,807,461.26/746,080.62
  6. Step 6: Final answer
    x = 561,019.54

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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.