Home / 305,734.13-456,542.34-249,685.41

Finding the Fourth Proportional to 305,734.13, 456,542.34 and 249,685.41

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Solution

The fourth proportional to 305,734.13, 456,542.34 and 249,685.41 is: 372,846.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,734.13 : 456,542.34 = 249,685.41 : x
  2. Step 2: Convert to fraction form
    305,734.13/456,542.34 = 249,685.41/x
  3. Step 3: Cross multiply
    305,734.13x = 456,542.34 × 249,685.41
  4. Step 4: Simplify right side
    305,734.13x = 113,991,961,345.26
  5. Step 5: Solve for x
    x = 113,991,961,345.26/305,734.13
  6. Step 6: Final answer
    x = 372,846.71

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.