Home / 437,550.40-603,815.98-243,955.81

Finding the Fourth Proportional to 437,550.40, 603,815.98 and 243,955.81

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Solution

The fourth proportional to 437,550.40, 603,815.98 and 243,955.81 is: 336,657.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,550.40 : 603,815.98 = 243,955.81 : x
  2. Step 2: Convert to fraction form
    437,550.40/603,815.98 = 243,955.81/x
  3. Step 3: Cross multiply
    437,550.40x = 603,815.98 × 243,955.81
  4. Step 4: Simplify right side
    437,550.40x = 147,304,415,272.07
  5. Step 5: Solve for x
    x = 147,304,415,272.07/437,550.40
  6. Step 6: Final answer
    x = 336,657.02

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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.