Finding the Fourth Proportional to 302,280.93, 453,423.02 and 91,918.26
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Solution
The fourth proportional to 302,280.93, 453,423.02 and 91,918.26 is: 137,877.88
Step by Step Solution
- Step 1: Write the proportion equation
302,280.93 : 453,423.02 = 91,918.26 : x - Step 2: Convert to fraction form
302,280.93/453,423.02 = 91,918.26/x - Step 3: Cross multiply
302,280.93x = 453,423.02 × 91,918.26 - Step 4: Simplify right side
302,280.93x = 41,677,854,582.75 - Step 5: Solve for x
x = 41,677,854,582.75/302,280.93 - Step 6: Final answer
x = 137,877.88
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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.