Home / 427,017.02-589,295.40-236,042.69

Finding the Fourth Proportional to 427,017.02, 589,295.40 and 236,042.69

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Solution

The fourth proportional to 427,017.02, 589,295.40 and 236,042.69 is: 325,745.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,017.02 : 589,295.40 = 236,042.69 : x
  2. Step 2: Convert to fraction form
    427,017.02/589,295.40 = 236,042.69/x
  3. Step 3: Cross multiply
    427,017.02x = 589,295.40 × 236,042.69
  4. Step 4: Simplify right side
    427,017.02x = 139,098,871,420.63
  5. Step 5: Solve for x
    x = 139,098,871,420.63/427,017.02
  6. Step 6: Final answer
    x = 325,745.50

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1.5x scale

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.