Home / 788,962.40-1,183,443.60-547,517.60

Finding the Fourth Proportional to 788,962.40, 1,183,443.60 and 547,517.60

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Solution

The fourth proportional to 788,962.40, 1,183,443.60 and 547,517.60 is: 821,276.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,962.40 : 1,183,443.60 = 547,517.60 : x
  2. Step 2: Convert to fraction form
    788,962.40/1,183,443.60 = 547,517.60/x
  3. Step 3: Cross multiply
    788,962.40x = 1,183,443.60 × 547,517.60
  4. Step 4: Simplify right side
    788,962.40x = 647,956,199,607.36
  5. Step 5: Solve for x
    x = 647,956,199,607.36/788,962.40
  6. Step 6: Final answer
    x = 821,276.40

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Similar ratio
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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.