Home / 501,511.20-752,258.88-201,984.72

Finding the Fourth Proportional to 501,511.20, 752,258.88 and 201,984.72

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Solution

The fourth proportional to 501,511.20, 752,258.88 and 201,984.72 is: 302,973.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,511.20 : 752,258.88 = 201,984.72 : x
  2. Step 2: Convert to fraction form
    501,511.20/752,258.88 = 201,984.72/x
  3. Step 3: Cross multiply
    501,511.20x = 752,258.88 × 201,984.72
  4. Step 4: Simplify right side
    501,511.20x = 151,944,799,244.31
  5. Step 5: Solve for x
    x = 151,944,799,244.31/501,511.20
  6. Step 6: Final answer
    x = 302,973.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.