Home / 603,495.81-832,829.88-331,569.36

Finding the Fourth Proportional to 603,495.81, 832,829.88 and 331,569.36

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Solution

The fourth proportional to 603,495.81, 832,829.88 and 331,569.36 is: 457,568.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,495.81 : 832,829.88 = 331,569.36 : x
  2. Step 2: Convert to fraction form
    603,495.81/832,829.88 = 331,569.36/x
  3. Step 3: Cross multiply
    603,495.81x = 832,829.88 × 331,569.36
  4. Step 4: Simplify right side
    603,495.81x = 276,140,870,300.48
  5. Step 5: Solve for x
    x = 276,140,870,300.48/603,495.81
  6. Step 6: Final answer
    x = 457,568.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.