Home / 748,692.42-1,033,266.78-409,211.70

Finding the Fourth Proportional to 748,692.42, 1,033,266.78 and 409,211.70

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Solution

The fourth proportional to 748,692.42, 1,033,266.78 and 409,211.70 is: 564,751.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,692.42 : 1,033,266.78 = 409,211.70 : x
  2. Step 2: Convert to fraction form
    748,692.42/1,033,266.78 = 409,211.70/x
  3. Step 3: Cross multiply
    748,692.42x = 1,033,266.78 × 409,211.70
  4. Step 4: Simplify right side
    748,692.42x = 422,824,855,597.33
  5. Step 5: Solve for x
    x = 422,824,855,597.33/748,692.42
  6. Step 6: Final answer
    x = 564,751.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.