Home / 358,364.04-494,562.78-205,427.68

Finding the Fourth Proportional to 358,364.04, 494,562.78 and 205,427.68

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Solution

The fourth proportional to 358,364.04, 494,562.78 and 205,427.68 is: 283,501.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,364.04 : 494,562.78 = 205,427.68 : x
  2. Step 2: Convert to fraction form
    358,364.04/494,562.78 = 205,427.68/x
  3. Step 3: Cross multiply
    358,364.04x = 494,562.78 × 205,427.68
  4. Step 4: Simplify right side
    358,364.04x = 101,596,884,509.75
  5. Step 5: Solve for x
    x = 101,596,884,509.75/358,364.04
  6. Step 6: Final answer
    x = 283,501.90

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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.