Home / 802,148.40-1,202,846.76-465,285.60

Finding the Fourth Proportional to 802,148.40, 1,202,846.76 and 465,285.60

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Solution

The fourth proportional to 802,148.40, 1,202,846.76 and 465,285.60 is: 697,710.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,148.40 : 1,202,846.76 = 465,285.60 : x
  2. Step 2: Convert to fraction form
    802,148.40/1,202,846.76 = 465,285.60/x
  3. Step 3: Cross multiply
    802,148.40x = 1,202,846.76 × 465,285.60
  4. Step 4: Simplify right side
    802,148.40x = 559,667,276,434.66
  5. Step 5: Solve for x
    x = 559,667,276,434.66/802,148.40
  6. Step 6: Final answer
    x = 697,710.39

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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.