Home / 446,817.40-670,226.10-402,580.60

Finding the Fourth Proportional to 446,817.40, 670,226.10 and 402,580.60

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Solution

The fourth proportional to 446,817.40, 670,226.10 and 402,580.60 is: 603,870.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,817.40 : 670,226.10 = 402,580.60 : x
  2. Step 2: Convert to fraction form
    446,817.40/670,226.10 = 402,580.60/x
  3. Step 3: Cross multiply
    446,817.40x = 670,226.10 × 402,580.60
  4. Step 4: Simplify right side
    446,817.40x = 269,820,025,473.66
  5. Step 5: Solve for x
    x = 269,820,025,473.66/446,817.40
  6. Step 6: Final answer
    x = 603,870.90

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Similar ratio
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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.