Home / 956,071.82-1,319,474.42-713,934.01

Finding the Fourth Proportional to 956,071.82, 1,319,474.42 and 713,934.01

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Solution

The fourth proportional to 956,071.82, 1,319,474.42 and 713,934.01 is: 985,300.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,071.82 : 1,319,474.42 = 713,934.01 : x
  2. Step 2: Convert to fraction form
    956,071.82/1,319,474.42 = 713,934.01/x
  3. Step 3: Cross multiply
    956,071.82x = 1,319,474.42 × 713,934.01
  4. Step 4: Simplify right side
    956,071.82x = 942,017,663,763.02
  5. Step 5: Solve for x
    x = 942,017,663,763.02/956,071.82
  6. Step 6: Final answer
    x = 985,300.10

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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.