Home / 1,012,808.40-1,519,212.60-264,854.40

Finding the Fourth Proportional to 1,012,808.40, 1,519,212.60 and 264,854.40

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Solution

The fourth proportional to 1,012,808.40, 1,519,212.60 and 264,854.40 is: 397,281.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,808.40 : 1,519,212.60 = 264,854.40 : x
  2. Step 2: Convert to fraction form
    1,012,808.40/1,519,212.60 = 264,854.40/x
  3. Step 3: Cross multiply
    1,012,808.40x = 1,519,212.60 × 264,854.40
  4. Step 4: Simplify right side
    1,012,808.40x = 402,370,141,645.44
  5. Step 5: Solve for x
    x = 402,370,141,645.44/1,012,808.40
  6. Step 6: Final answer
    x = 397,281.60

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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.