Home / 1,045,461.12-1,568,208.87-287,297.85

Finding the Fourth Proportional to 1,045,461.12, 1,568,208.87 and 287,297.85

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Solution

The fourth proportional to 1,045,461.12, 1,568,208.87 and 287,297.85 is: 430,951.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,461.12 : 1,568,208.87 = 287,297.85 : x
  2. Step 2: Convert to fraction form
    1,045,461.12/1,568,208.87 = 287,297.85/x
  3. Step 3: Cross multiply
    1,045,461.12x = 1,568,208.87 × 287,297.85
  4. Step 4: Simplify right side
    1,045,461.12x = 450,543,036,701.93
  5. Step 5: Solve for x
    x = 450,543,036,701.93/1,045,461.12
  6. Step 6: Final answer
    x = 430,951.50

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Double scale
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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.