Home / 1,020,365.23-1,530,769.26-310,374.82

Finding the Fourth Proportional to 1,020,365.23, 1,530,769.26 and 310,374.82

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Solution

The fourth proportional to 1,020,365.23, 1,530,769.26 and 310,374.82 is: 465,629.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,365.23 : 1,530,769.26 = 310,374.82 : x
  2. Step 2: Convert to fraction form
    1,020,365.23/1,530,769.26 = 310,374.82/x
  3. Step 3: Cross multiply
    1,020,365.23x = 1,530,769.26 × 310,374.82
  4. Step 4: Simplify right side
    1,020,365.23x = 475,112,233,534.03
  5. Step 5: Solve for x
    x = 475,112,233,534.03/1,020,365.23
  6. Step 6: Final answer
    x = 465,629.58

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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.