Finding the Fourth Proportional to 554,587.02, 765,330.12 and 299,938.14
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Solution
The fourth proportional to 554,587.02, 765,330.12 and 299,938.14 is: 413,914.65
Step by Step Solution
- Step 1: Write the proportion equation
554,587.02 : 765,330.12 = 299,938.14 : x - Step 2: Convert to fraction form
554,587.02/765,330.12 = 299,938.14/x - Step 3: Cross multiply
554,587.02x = 765,330.12 × 299,938.14 - Step 4: Simplify right side
554,587.02x = 229,551,692,678.78 - Step 5: Solve for x
x = 229,551,692,678.78/554,587.02 - Step 6: Final answer
x = 413,914.65
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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.