Finding the Fourth Proportional to 637,387.66, 956,184.36 and 258,331.96
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Solution
The fourth proportional to 637,387.66, 956,184.36 and 258,331.96 is: 387,539.63
Step by Step Solution
- Step 1: Write the proportion equation
637,387.66 : 956,184.36 = 258,331.96 : x - Step 2: Convert to fraction form
637,387.66/956,184.36 = 258,331.96/x - Step 3: Cross multiply
637,387.66x = 956,184.36 × 258,331.96 - Step 4: Simplify right side
637,387.66x = 247,012,979,840.15 - Step 5: Solve for x
x = 247,012,979,840.15/637,387.66 - Step 6: Final answer
x = 387,539.63
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.