Home / 1,075,639.84-1,613,472.76-327,692.32

Finding the Fourth Proportional to 1,075,639.84, 1,613,472.76 and 327,692.32

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Solution

The fourth proportional to 1,075,639.84, 1,613,472.76 and 327,692.32 is: 491,542.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,639.84 : 1,613,472.76 = 327,692.32 : x
  2. Step 2: Convert to fraction form
    1,075,639.84/1,613,472.76 = 327,692.32/x
  3. Step 3: Cross multiply
    1,075,639.84x = 1,613,472.76 × 327,692.32
  4. Step 4: Simplify right side
    1,075,639.84x = 528,722,631,981.20
  5. Step 5: Solve for x
    x = 528,722,631,981.20/1,075,639.84
  6. Step 6: Final answer
    x = 491,542.44

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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.