Home / 680,574.51-1,020,783.93-181,977.39

Finding the Fourth Proportional to 680,574.51, 1,020,783.93 and 181,977.39

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Solution

The fourth proportional to 680,574.51, 1,020,783.93 and 181,977.39 is: 272,945.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,574.51 : 1,020,783.93 = 181,977.39 : x
  2. Step 2: Convert to fraction form
    680,574.51/1,020,783.93 = 181,977.39/x
  3. Step 3: Cross multiply
    680,574.51x = 1,020,783.93 × 181,977.39
  4. Step 4: Simplify right side
    680,574.51x = 185,759,595,335.34
  5. Step 5: Solve for x
    x = 185,759,595,335.34/680,574.51
  6. Step 6: Final answer
    x = 272,945.27

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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.