Finding the Fourth Proportional to 577,071.00, 865,624.08 and 197,986.42
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Solution
The fourth proportional to 577,071.00, 865,624.08 and 197,986.42 is: 296,985.66
Step by Step Solution
- Step 1: Write the proportion equation
577,071.00 : 865,624.08 = 197,986.42 : x - Step 2: Convert to fraction form
577,071.00/865,624.08 = 197,986.42/x - Step 3: Cross multiply
577,071.00x = 865,624.08 × 197,986.42 - Step 4: Simplify right side
577,071.00x = 171,381,813,747.02 - Step 5: Solve for x
x = 171,381,813,747.02/577,071.00 - Step 6: Final answer
x = 296,985.66
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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.