Home / 691,055.99-1,036,636.46-235,505.64

Finding the Fourth Proportional to 691,055.99, 1,036,636.46 and 235,505.64

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Solution

The fourth proportional to 691,055.99, 1,036,636.46 and 235,505.64 is: 353,276.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,055.99 : 1,036,636.46 = 235,505.64 : x
  2. Step 2: Convert to fraction form
    691,055.99/1,036,636.46 = 235,505.64/x
  3. Step 3: Cross multiply
    691,055.99x = 1,036,636.46 × 235,505.64
  4. Step 4: Simplify right side
    691,055.99x = 244,133,732,959.63
  5. Step 5: Solve for x
    x = 244,133,732,959.63/691,055.99
  6. Step 6: Final answer
    x = 353,276.34

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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.