Home / 936,195.56-1,291,948.72-506,474.36

Finding the Fourth Proportional to 936,195.56, 1,291,948.72 and 506,474.36

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Solution

The fourth proportional to 936,195.56, 1,291,948.72 and 506,474.36 is: 698,933.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,195.56 : 1,291,948.72 = 506,474.36 : x
  2. Step 2: Convert to fraction form
    936,195.56/1,291,948.72 = 506,474.36/x
  3. Step 3: Cross multiply
    936,195.56x = 1,291,948.72 × 506,474.36
  4. Step 4: Simplify right side
    936,195.56x = 654,338,901,114.82
  5. Step 5: Solve for x
    x = 654,338,901,114.82/936,195.56
  6. Step 6: Final answer
    x = 698,933.99

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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.