Home / 751,283.83-1,127,056.97-330,548.77

Finding the Fourth Proportional to 751,283.83, 1,127,056.97 and 330,548.77

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Solution

The fourth proportional to 751,283.83, 1,127,056.97 and 330,548.77 is: 495,880.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,283.83 : 1,127,056.97 = 330,548.77 : x
  2. Step 2: Convert to fraction form
    751,283.83/1,127,056.97 = 330,548.77/x
  3. Step 3: Cross multiply
    751,283.83x = 1,127,056.97 × 330,548.77
  4. Step 4: Simplify right side
    751,283.83x = 372,547,289,189.59
  5. Step 5: Solve for x
    x = 372,547,289,189.59/751,283.83
  6. Step 6: Final answer
    x = 495,880.89

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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.