Home / 903,554.43-1,246,905.86-501,146.43

Finding the Fourth Proportional to 903,554.43, 1,246,905.86 and 501,146.43

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Solution

The fourth proportional to 903,554.43, 1,246,905.86 and 501,146.43 is: 691,582.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,554.43 : 1,246,905.86 = 501,146.43 : x
  2. Step 2: Convert to fraction form
    903,554.43/1,246,905.86 = 501,146.43/x
  3. Step 3: Cross multiply
    903,554.43x = 1,246,905.86 × 501,146.43
  4. Step 4: Simplify right side
    903,554.43x = 624,882,417,779.35
  5. Step 5: Solve for x
    x = 624,882,417,779.35/903,554.43
  6. Step 6: Final answer
    x = 691,582.48

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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.