Finding the Fourth Proportional to 299,460.24, 413,259.12 and 163,492.62
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Solution
The fourth proportional to 299,460.24, 413,259.12 and 163,492.62 is: 225,621.99
Step by Step Solution
- Step 1: Write the proportion equation
299,460.24 : 413,259.12 = 163,492.62 : x - Step 2: Convert to fraction form
299,460.24/413,259.12 = 163,492.62/x - Step 3: Cross multiply
299,460.24x = 413,259.12 × 163,492.62 - Step 4: Simplify right side
299,460.24x = 67,564,816,267.69 - Step 5: Solve for x
x = 67,564,816,267.69/299,460.24 - Step 6: Final answer
x = 225,621.99
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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.