Home / 578,619.63-798,322.37-374,347.08

Finding the Fourth Proportional to 578,619.63, 798,322.37 and 374,347.08

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Solution

The fourth proportional to 578,619.63, 798,322.37 and 374,347.08 is: 516,487.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,619.63 : 798,322.37 = 374,347.08 : x
  2. Step 2: Convert to fraction form
    578,619.63/798,322.37 = 374,347.08/x
  3. Step 3: Cross multiply
    578,619.63x = 798,322.37 × 374,347.08
  4. Step 4: Simplify right side
    578,619.63x = 298,849,646,236.44
  5. Step 5: Solve for x
    x = 298,849,646,236.44/578,619.63
  6. Step 6: Final answer
    x = 516,487.22

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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.