Home / 583,932.06-805,903.56-342,309.60

Finding the Fourth Proportional to 583,932.06, 805,903.56 and 342,309.60

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Solution

The fourth proportional to 583,932.06, 805,903.56 and 342,309.60 is: 472,432.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,932.06 : 805,903.56 = 342,309.60 : x
  2. Step 2: Convert to fraction form
    583,932.06/805,903.56 = 342,309.60/x
  3. Step 3: Cross multiply
    583,932.06x = 805,903.56 × 342,309.60
  4. Step 4: Simplify right side
    583,932.06x = 275,868,525,262.18
  5. Step 5: Solve for x
    x = 275,868,525,262.18/583,932.06
  6. Step 6: Final answer
    x = 472,432.57

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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.