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Finding the Fourth Proportional to 501,959.04, 692,705.04 and 275,619.36

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Solution

The fourth proportional to 501,959.04, 692,705.04 and 275,619.36 is: 380,355.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,959.04 : 692,705.04 = 275,619.36 : x
  2. Step 2: Convert to fraction form
    501,959.04/692,705.04 = 275,619.36/x
  3. Step 3: Cross multiply
    501,959.04x = 692,705.04 × 275,619.36
  4. Step 4: Simplify right side
    501,959.04x = 190,922,919,793.57
  5. Step 5: Solve for x
    x = 190,922,919,793.57/501,959.04
  6. Step 6: Final answer
    x = 380,355.58

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1.5x scale

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.