Home / 788,551.20-1,182,826.80-367,869.60

Finding the Fourth Proportional to 788,551.20, 1,182,826.80 and 367,869.60

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Solution

The fourth proportional to 788,551.20, 1,182,826.80 and 367,869.60 is: 551,804.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,551.20 : 1,182,826.80 = 367,869.60 : x
  2. Step 2: Convert to fraction form
    788,551.20/1,182,826.80 = 367,869.60/x
  3. Step 3: Cross multiply
    788,551.20x = 1,182,826.80 × 367,869.60
  4. Step 4: Simplify right side
    788,551.20x = 435,126,021,785.28
  5. Step 5: Solve for x
    x = 435,126,021,785.28/788,551.20
  6. Step 6: Final answer
    x = 551,804.40

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Double scale
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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.