Home / 340,726.40-470,205.58-187,770.06

Finding the Fourth Proportional to 340,726.40, 470,205.58 and 187,770.06

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Solution

The fourth proportional to 340,726.40, 470,205.58 and 187,770.06 is: 259,124.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,726.40 : 470,205.58 = 187,770.06 : x
  2. Step 2: Convert to fraction form
    340,726.40/470,205.58 = 187,770.06/x
  3. Step 3: Cross multiply
    340,726.40x = 470,205.58 × 187,770.06
  4. Step 4: Simplify right side
    340,726.40x = 88,290,529,030.08
  5. Step 5: Solve for x
    x = 88,290,529,030.08/340,726.40
  6. Step 6: Final answer
    x = 259,124.42

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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.