Home / 902,483.35-1,353,429.74-422,562.60

Finding the Fourth Proportional to 902,483.35, 1,353,429.74 and 422,562.60

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Solution

The fourth proportional to 902,483.35, 1,353,429.74 and 422,562.60 is: 633,705.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,483.35 : 1,353,429.74 = 422,562.60 : x
  2. Step 2: Convert to fraction form
    902,483.35/1,353,429.74 = 422,562.60/x
  3. Step 3: Cross multiply
    902,483.35x = 1,353,429.74 × 422,562.60
  4. Step 4: Simplify right side
    902,483.35x = 571,908,790,908.13
  5. Step 5: Solve for x
    x = 571,908,790,908.13/902,483.35
  6. Step 6: Final answer
    x = 633,705.64

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1.5x scale

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.