Finding the Fourth Proportional to 564,848.44, 779,488.03 and 306,723.09
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Solution
The fourth proportional to 564,848.44, 779,488.03 and 306,723.09 is: 423,276.34
Step by Step Solution
- Step 1: Write the proportion equation
564,848.44 : 779,488.03 = 306,723.09 : x - Step 2: Convert to fraction form
564,848.44/779,488.03 = 306,723.09/x - Step 3: Cross multiply
564,848.44x = 779,488.03 × 306,723.09 - Step 4: Simplify right side
564,848.44x = 239,086,980,252.60 - Step 5: Solve for x
x = 239,086,980,252.60/564,848.44 - Step 6: Final answer
x = 423,276.34
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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.