Home / 603,311.46-904,966.38-154,032.40

Finding the Fourth Proportional to 603,311.46, 904,966.38 and 154,032.40

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Solution

The fourth proportional to 603,311.46, 904,966.38 and 154,032.40 is: 231,048.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,311.46 : 904,966.38 = 154,032.40 : x
  2. Step 2: Convert to fraction form
    603,311.46/904,966.38 = 154,032.40/x
  3. Step 3: Cross multiply
    603,311.46x = 904,966.38 × 154,032.40
  4. Step 4: Simplify right side
    603,311.46x = 139,394,143,430.71
  5. Step 5: Solve for x
    x = 139,394,143,430.71/603,311.46
  6. Step 6: Final answer
    x = 231,048.39

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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.