Finding the Fourth Proportional to 968.04, 1,450.98 and 711
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Solution
The fourth proportional to 968.04, 1,450.98 and 711 is: 1,065.71
Step by Step Solution
- Step 1: Write the proportion equation
968.04 : 1,450.98 = 711 : x - Step 2: Convert to fraction form
968.04/1,450.98 = 711/x - Step 3: Cross multiply
968.04x = 1,450.98 × 711 - Step 4: Simplify right side
968.04x = 1,031,646.78 - Step 5: Solve for x
x = 1,031,646.78/968.04 - Step 6: Final answer
x = 1,065.71
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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.