Finding the Fourth Proportional to 319,506.24, 441,116.64 and 224,397.12
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Solution
The fourth proportional to 319,506.24, 441,116.64 and 224,397.12 is: 309,807.11
Step by Step Solution
- Step 1: Write the proportion equation
319,506.24 : 441,116.64 = 224,397.12 : x - Step 2: Convert to fraction form
319,506.24/441,116.64 = 224,397.12/x - Step 3: Cross multiply
319,506.24x = 441,116.64 × 224,397.12 - Step 4: Simplify right side
319,506.24x = 98,985,303,600.08 - Step 5: Solve for x
x = 98,985,303,600.08/319,506.24 - Step 6: Final answer
x = 309,807.11
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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.