Finding the Fourth Proportional to 615,864.24, 849,884.10 and 357,886.94
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Solution
The fourth proportional to 615,864.24, 849,884.10 and 357,886.94 is: 493,879.00
Step by Step Solution
- Step 1: Write the proportion equation
615,864.24 : 849,884.10 = 357,886.94 : x - Step 2: Convert to fraction form
615,864.24/849,884.10 = 357,886.94/x - Step 3: Cross multiply
615,864.24x = 849,884.10 × 357,886.94 - Step 4: Simplify right side
615,864.24x = 304,162,415,654.23 - Step 5: Solve for x
x = 304,162,415,654.23/615,864.24 - Step 6: Final answer
x = 493,879.00
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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.