Home / 909,206.91-1,254,244.62-693,973.32

Finding the Fourth Proportional to 909,206.91, 1,254,244.62 and 693,973.32

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Solution

The fourth proportional to 909,206.91, 1,254,244.62 and 693,973.32 is: 957,331.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,206.91 : 1,254,244.62 = 693,973.32 : x
  2. Step 2: Convert to fraction form
    909,206.91/1,254,244.62 = 693,973.32/x
  3. Step 3: Cross multiply
    909,206.91x = 1,254,244.62 × 693,973.32
  4. Step 4: Simplify right side
    909,206.91x = 870,412,303,033.54
  5. Step 5: Solve for x
    x = 870,412,303,033.54/909,206.91
  6. Step 6: Final answer
    x = 957,331.38

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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.