Home / 868,674.40-1,303,011.60-744,258.40

Finding the Fourth Proportional to 868,674.40, 1,303,011.60 and 744,258.40

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Solution

The fourth proportional to 868,674.40, 1,303,011.60 and 744,258.40 is: 1,116,387.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,674.40 : 1,303,011.60 = 744,258.40 : x
  2. Step 2: Convert to fraction form
    868,674.40/1,303,011.60 = 744,258.40/x
  3. Step 3: Cross multiply
    868,674.40x = 1,303,011.60 × 744,258.40
  4. Step 4: Simplify right side
    868,674.40x = 969,777,328,597.44
  5. Step 5: Solve for x
    x = 969,777,328,597.44/868,674.40
  6. Step 6: Final answer
    x = 1,116,387.60

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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.