Finding the Fourth Proportional to 577,234.88, 865,965.72 and 177,807.68
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Solution
The fourth proportional to 577,234.88, 865,965.72 and 177,807.68 is: 266,746.45
Step by Step Solution
- Step 1: Write the proportion equation
577,234.88 : 865,965.72 = 177,807.68 : x - Step 2: Convert to fraction form
577,234.88/865,965.72 = 177,807.68/x - Step 3: Cross multiply
577,234.88x = 865,965.72 × 177,807.68 - Step 4: Simplify right side
577,234.88x = 153,975,355,632.73 - Step 5: Solve for x
x = 153,975,355,632.73/577,234.88 - Step 6: Final answer
x = 266,746.45
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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.