Home / 1,076,118.72-1,613,801.28-317,758.08

Finding the Fourth Proportional to 1,076,118.72, 1,613,801.28 and 317,758.08

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Solution

The fourth proportional to 1,076,118.72, 1,613,801.28 and 317,758.08 is: 476,525.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,118.72 : 1,613,801.28 = 317,758.08 : x
  2. Step 2: Convert to fraction form
    1,076,118.72/1,613,801.28 = 317,758.08/x
  3. Step 3: Cross multiply
    1,076,118.72x = 1,613,801.28 × 317,758.08
  4. Step 4: Simplify right side
    1,076,118.72x = 512,798,396,234.34
  5. Step 5: Solve for x
    x = 512,798,396,234.34/1,076,118.72
  6. Step 6: Final answer
    x = 476,525.86

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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.