Home / 965,890.78-1,448,836.28-334,804.60

Finding the Fourth Proportional to 965,890.78, 1,448,836.28 and 334,804.60

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Solution

The fourth proportional to 965,890.78, 1,448,836.28 and 334,804.60 is: 502,206.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,890.78 : 1,448,836.28 = 334,804.60 : x
  2. Step 2: Convert to fraction form
    965,890.78/1,448,836.28 = 334,804.60/x
  3. Step 3: Cross multiply
    965,890.78x = 1,448,836.28 × 334,804.60
  4. Step 4: Simplify right side
    965,890.78x = 485,077,051,190.89
  5. Step 5: Solve for x
    x = 485,077,051,190.89/965,890.78
  6. Step 6: Final answer
    x = 502,206.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.