Home / 1,075,420.52-1,613,130.80-327,466.52

Finding the Fourth Proportional to 1,075,420.52, 1,613,130.80 and 327,466.52

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Solution

The fourth proportional to 1,075,420.52, 1,613,130.80 and 327,466.52 is: 491,199.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,420.52 : 1,613,130.80 = 327,466.52 : x
  2. Step 2: Convert to fraction form
    1,075,420.52/1,613,130.80 = 327,466.52/x
  3. Step 3: Cross multiply
    1,075,420.52x = 1,613,130.80 × 327,466.52
  4. Step 4: Simplify right side
    1,075,420.52x = 528,246,329,380.82
  5. Step 5: Solve for x
    x = 528,246,329,380.82/1,075,420.52
  6. Step 6: Final answer
    x = 491,199.79

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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.