Home / 304,271.10-456,309.45-126,735.30

Finding the Fourth Proportional to 304,271.10, 456,309.45 and 126,735.30

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Solution

The fourth proportional to 304,271.10, 456,309.45 and 126,735.30 is: 190,062.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,271.10 : 456,309.45 = 126,735.30 : x
  2. Step 2: Convert to fraction form
    304,271.10/456,309.45 = 126,735.30/x
  3. Step 3: Cross multiply
    304,271.10x = 456,309.45 × 126,735.30
  4. Step 4: Simplify right side
    304,271.10x = 57,830,515,038.59
  5. Step 5: Solve for x
    x = 57,830,515,038.59/304,271.10
  6. Step 6: Final answer
    x = 190,062.46

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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.