Finding the Fourth Proportional to 297,955.13, 411,178.07 and 163,819.13
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Solution
The fourth proportional to 297,955.13, 411,178.07 and 163,819.13 is: 226,070.39
Step by Step Solution
- Step 1: Write the proportion equation
297,955.13 : 411,178.07 = 163,819.13 : x - Step 2: Convert to fraction form
297,955.13/411,178.07 = 163,819.13/x - Step 3: Cross multiply
297,955.13x = 411,178.07 × 163,819.13 - Step 4: Simplify right side
297,955.13x = 67,358,832,056.14 - Step 5: Solve for x
x = 67,358,832,056.14/297,955.13 - Step 6: Final answer
x = 226,070.39
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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.