Home / 603,289.47-904,933.16-154,010.28

Finding the Fourth Proportional to 603,289.47, 904,933.16 and 154,010.28

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Solution

The fourth proportional to 603,289.47, 904,933.16 and 154,010.28 is: 231,015.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,289.47 : 904,933.16 = 154,010.28 : x
  2. Step 2: Convert to fraction form
    603,289.47/904,933.16 = 154,010.28/x
  3. Step 3: Cross multiply
    603,289.47x = 904,933.16 × 154,010.28
  4. Step 4: Simplify right side
    603,289.47x = 139,369,009,352.89
  5. Step 5: Solve for x
    x = 139,369,009,352.89/603,289.47
  6. Step 6: Final answer
    x = 231,015.15

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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.