Home / 427,335.09-589,870.80-246,119.33

Finding the Fourth Proportional to 427,335.09, 589,870.80 and 246,119.33

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Solution

The fourth proportional to 427,335.09, 589,870.80 and 246,119.33 is: 339,730.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,335.09 : 589,870.80 = 246,119.33 : x
  2. Step 2: Convert to fraction form
    427,335.09/589,870.80 = 246,119.33/x
  3. Step 3: Cross multiply
    427,335.09x = 589,870.80 × 246,119.33
  4. Step 4: Simplify right side
    427,335.09x = 145,178,603,133.21
  5. Step 5: Solve for x
    x = 145,178,603,133.21/427,335.09
  6. Step 6: Final answer
    x = 339,730.12

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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.