Home / 868,982.40-1,303,473.60-370,281.60

Finding the Fourth Proportional to 868,982.40, 1,303,473.60 and 370,281.60

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Solution

The fourth proportional to 868,982.40, 1,303,473.60 and 370,281.60 is: 555,422.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,982.40 : 1,303,473.60 = 370,281.60 : x
  2. Step 2: Convert to fraction form
    868,982.40/1,303,473.60 = 370,281.60/x
  3. Step 3: Cross multiply
    868,982.40x = 1,303,473.60 × 370,281.60
  4. Step 4: Simplify right side
    868,982.40x = 482,652,290,165.76
  5. Step 5: Solve for x
    x = 482,652,290,165.76/868,982.40
  6. Step 6: Final answer
    x = 555,422.40

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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.