Home / 1,075,631.84-1,613,460.72-327,684.32

Finding the Fourth Proportional to 1,075,631.84, 1,613,460.72 and 327,684.32

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Solution

The fourth proportional to 1,075,631.84, 1,613,460.72 and 327,684.32 is: 491,530.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,631.84 : 1,613,460.72 = 327,684.32 : x
  2. Step 2: Convert to fraction form
    1,075,631.84/1,613,460.72 = 327,684.32/x
  3. Step 3: Cross multiply
    1,075,631.84x = 1,613,460.72 × 327,684.32
  4. Step 4: Simplify right side
    1,075,631.84x = 528,705,778,879.91
  5. Step 5: Solve for x
    x = 528,705,778,879.91/1,075,631.84
  6. Step 6: Final answer
    x = 491,530.43

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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.