Home / 1,071,263.42-1,606,729.06-312,901.27

Finding the Fourth Proportional to 1,071,263.42, 1,606,729.06 and 312,901.27

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Solution

The fourth proportional to 1,071,263.42, 1,606,729.06 and 312,901.27 is: 469,303.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,263.42 : 1,606,729.06 = 312,901.27 : x
  2. Step 2: Convert to fraction form
    1,071,263.42/1,606,729.06 = 312,901.27/x
  3. Step 3: Cross multiply
    1,071,263.42x = 1,606,729.06 × 312,901.27
  4. Step 4: Simplify right side
    1,071,263.42x = 502,747,556,049.72
  5. Step 5: Solve for x
    x = 502,747,556,049.72/1,071,263.42
  6. Step 6: Final answer
    x = 469,303.39

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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.