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Finding the Fourth Proportional to 294,489.60, 441,734.40 and 248,870.40

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Solution

The fourth proportional to 294,489.60, 441,734.40 and 248,870.40 is: 373,305.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,489.60 : 441,734.40 = 248,870.40 : x
  2. Step 2: Convert to fraction form
    294,489.60/441,734.40 = 248,870.40/x
  3. Step 3: Cross multiply
    294,489.60x = 441,734.40 × 248,870.40
  4. Step 4: Simplify right side
    294,489.60x = 109,934,616,821.76
  5. Step 5: Solve for x
    x = 109,934,616,821.76/294,489.60
  6. Step 6: Final answer
    x = 373,305.60

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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.