Home / 301,205.03-415,632.03-180,343.22

Finding the Fourth Proportional to 301,205.03, 415,632.03 and 180,343.22

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Solution

The fourth proportional to 301,205.03, 415,632.03 and 180,343.22 is: 248,855.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,205.03 : 415,632.03 = 180,343.22 : x
  2. Step 2: Convert to fraction form
    301,205.03/415,632.03 = 180,343.22/x
  3. Step 3: Cross multiply
    301,205.03x = 415,632.03 × 180,343.22
  4. Step 4: Simplify right side
    301,205.03x = 74,956,418,625.34
  5. Step 5: Solve for x
    x = 74,956,418,625.34/301,205.03
  6. Step 6: Final answer
    x = 248,855.14

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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.