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Finding the Fourth Proportional to 405,450.60, 607,301.10 and 335,466.60

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Solution

The fourth proportional to 405,450.60, 607,301.10 and 335,466.60 is: 502,476.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,450.60 : 607,301.10 = 335,466.60 : x
  2. Step 2: Convert to fraction form
    405,450.60/607,301.10 = 335,466.60/x
  3. Step 3: Cross multiply
    405,450.60x = 607,301.10 × 335,466.60
  4. Step 4: Simplify right side
    405,450.60x = 203,729,235,193.26
  5. Step 5: Solve for x
    x = 203,729,235,193.26/405,450.60
  6. Step 6: Final answer
    x = 502,476.10

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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.