Finding the Fourth Proportional to 968,136.70, 1,452,205.05 and 613,551.10
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Solution
The fourth proportional to 968,136.70, 1,452,205.05 and 613,551.10 is: 920,326.65
Step by Step Solution
- Step 1: Write the proportion equation
968,136.70 : 1,452,205.05 = 613,551.10 : x - Step 2: Convert to fraction form
968,136.70/1,452,205.05 = 613,551.10/x - Step 3: Cross multiply
968,136.70x = 1,452,205.05 × 613,551.10 - Step 4: Simplify right side
968,136.70x = 891,002,005,853.06 - Step 5: Solve for x
x = 891,002,005,853.06/968,136.70 - Step 6: Final answer
x = 920,326.65
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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.