Home / 603,623.88-904,873.01-203,985.18

Finding the Fourth Proportional to 603,623.88, 904,873.01 and 203,985.18

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Solution

The fourth proportional to 603,623.88, 904,873.01 and 203,985.18 is: 305,787.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,623.88 : 904,873.01 = 203,985.18 : x
  2. Step 2: Convert to fraction form
    603,623.88/904,873.01 = 203,985.18/x
  3. Step 3: Cross multiply
    603,623.88x = 904,873.01 × 203,985.18
  4. Step 4: Simplify right side
    603,623.88x = 184,580,682,802.07
  5. Step 5: Solve for x
    x = 184,580,682,802.07/603,623.88
  6. Step 6: Final answer
    x = 305,787.58

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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.