Home / 301,171.05-415,546.35-180,266.40

Finding the Fourth Proportional to 301,171.05, 415,546.35 and 180,266.40

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Solution

The fourth proportional to 301,171.05, 415,546.35 and 180,266.40 is: 248,725.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,171.05 : 415,546.35 = 180,266.40 : x
  2. Step 2: Convert to fraction form
    301,171.05/415,546.35 = 180,266.40/x
  3. Step 3: Cross multiply
    301,171.05x = 415,546.35 × 180,266.40
  4. Step 4: Simplify right side
    301,171.05x = 74,909,044,547.64
  5. Step 5: Solve for x
    x = 74,909,044,547.64/301,171.05
  6. Step 6: Final answer
    x = 248,725.91

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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.