Finding the Fourth Proportional to 719,207.04, 992,301.12 and 432,583.68
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Solution
The fourth proportional to 719,207.04, 992,301.12 and 432,583.68 is: 596,842.42
Step by Step Solution
- Step 1: Write the proportion equation
719,207.04 : 992,301.12 = 432,583.68 : x - Step 2: Convert to fraction form
719,207.04/992,301.12 = 432,583.68/x - Step 3: Cross multiply
719,207.04x = 992,301.12 × 432,583.68 - Step 4: Simplify right side
719,207.04x = 429,253,270,157.72 - Step 5: Solve for x
x = 429,253,270,157.72/719,207.04 - Step 6: Final answer
x = 596,842.42
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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.