Home / 340,236.32-469,522.40-187,271.23

Finding the Fourth Proportional to 340,236.32, 469,522.40 and 187,271.23

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Solution

The fourth proportional to 340,236.32, 469,522.40 and 187,271.23 is: 258,432.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,236.32 : 469,522.40 = 187,271.23 : x
  2. Step 2: Convert to fraction form
    340,236.32/469,522.40 = 187,271.23/x
  3. Step 3: Cross multiply
    340,236.32x = 469,522.40 × 187,271.23
  4. Step 4: Simplify right side
    340,236.32x = 87,928,037,360.55
  5. Step 5: Solve for x
    x = 87,928,037,360.55/340,236.32
  6. Step 6: Final answer
    x = 258,432.25

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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.