Home / 943,977.76-1,415,018.58-303,811.06

Finding the Fourth Proportional to 943,977.76, 1,415,018.58 and 303,811.06

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Solution

The fourth proportional to 943,977.76, 1,415,018.58 and 303,811.06 is: 455,411.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,977.76 : 1,415,018.58 = 303,811.06 : x
  2. Step 2: Convert to fraction form
    943,977.76/1,415,018.58 = 303,811.06/x
  3. Step 3: Cross multiply
    943,977.76x = 1,415,018.58 × 303,811.06
  4. Step 4: Simplify right side
    943,977.76x = 429,898,294,709.50
  5. Step 5: Solve for x
    x = 429,898,294,709.50/943,977.76
  6. Step 6: Final answer
    x = 455,411.47

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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.