Home / 899,946.92-1,241,940.04-609,647.28

Finding the Fourth Proportional to 899,946.92, 1,241,940.04 and 609,647.28

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Solution

The fourth proportional to 899,946.92, 1,241,940.04 and 609,647.28 is: 841,322.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,946.92 : 1,241,940.04 = 609,647.28 : x
  2. Step 2: Convert to fraction form
    899,946.92/1,241,940.04 = 609,647.28/x
  3. Step 3: Cross multiply
    899,946.92x = 1,241,940.04 × 609,647.28
  4. Step 4: Simplify right side
    899,946.92x = 757,145,367,309.09
  5. Step 5: Solve for x
    x = 757,145,367,309.09/899,946.92
  6. Step 6: Final answer
    x = 841,322.25

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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.