Home / 1,003,410.18-1,505,559.96-405,539.46

Finding the Fourth Proportional to 1,003,410.18, 1,505,559.96 and 405,539.46

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Solution

The fourth proportional to 1,003,410.18, 1,505,559.96 and 405,539.46 is: 608,488.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,410.18 : 1,505,559.96 = 405,539.46 : x
  2. Step 2: Convert to fraction form
    1,003,410.18/1,505,559.96 = 405,539.46/x
  3. Step 3: Cross multiply
    1,003,410.18x = 1,505,559.96 × 405,539.46
  4. Step 4: Simplify right side
    1,003,410.18x = 610,563,973,176.02
  5. Step 5: Solve for x
    x = 610,563,973,176.02/1,003,410.18
  6. Step 6: Final answer
    x = 608,488.92

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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.