Home / 943,056.95-1,414,585.89-311,970.77

Finding the Fourth Proportional to 943,056.95, 1,414,585.89 and 311,970.77

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Solution

The fourth proportional to 943,056.95, 1,414,585.89 and 311,970.77 is: 467,956.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,056.95 : 1,414,585.89 = 311,970.77 : x
  2. Step 2: Convert to fraction form
    943,056.95/1,414,585.89 = 311,970.77/x
  3. Step 3: Cross multiply
    943,056.95x = 1,414,585.89 × 311,970.77
  4. Step 4: Simplify right side
    943,056.95x = 441,309,442,261.51
  5. Step 5: Solve for x
    x = 441,309,442,261.51/943,056.95
  6. Step 6: Final answer
    x = 467,956.30

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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.