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Finding the Fourth Proportional to 301,851.30, 452,258.55 and 159,485.70

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Solution

The fourth proportional to 301,851.30, 452,258.55 and 159,485.70 is: 238,954.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,851.30 : 452,258.55 = 159,485.70 : x
  2. Step 2: Convert to fraction form
    301,851.30/452,258.55 = 159,485.70/x
  3. Step 3: Cross multiply
    301,851.30x = 452,258.55 × 159,485.70
  4. Step 4: Simplify right side
    301,851.30x = 72,128,771,427.74
  5. Step 5: Solve for x
    x = 72,128,771,427.74/301,851.30
  6. Step 6: Final answer
    x = 238,954.65

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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.