Finding the Fourth Proportional to 637,125.95, 956,021.23 and 258,326.62
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Solution
The fourth proportional to 637,125.95, 956,021.23 and 258,326.62 is: 387,624.66
Step by Step Solution
- Step 1: Write the proportion equation
637,125.95 : 956,021.23 = 258,326.62 : x - Step 2: Convert to fraction form
637,125.95/956,021.23 = 258,326.62/x - Step 3: Cross multiply
637,125.95x = 956,021.23 × 258,326.62 - Step 4: Simplify right side
637,125.95x = 246,965,730,927.00 - Step 5: Solve for x
x = 246,965,730,927.00/637,125.95 - Step 6: Final answer
x = 387,624.66
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1.5x scale
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.