Home / 902,562.30-1,353,515.40-453,133.80

Finding the Fourth Proportional to 902,562.30, 1,353,515.40 and 453,133.80

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Solution

The fourth proportional to 902,562.30, 1,353,515.40 and 453,133.80 is: 679,536.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,562.30 : 1,353,515.40 = 453,133.80 : x
  2. Step 2: Convert to fraction form
    902,562.30/1,353,515.40 = 453,133.80/x
  3. Step 3: Cross multiply
    902,562.30x = 1,353,515.40 × 453,133.80
  4. Step 4: Simplify right side
    902,562.30x = 613,323,576,560.52
  5. Step 5: Solve for x
    x = 613,323,576,560.52/902,562.30
  6. Step 6: Final answer
    x = 679,536.00

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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.