Finding the Fourth Proportional to 487,823.40, 731,747.94 and 132,844.68
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Solution
The fourth proportional to 487,823.40, 731,747.94 and 132,844.68 is: 199,270.52
Step by Step Solution
- Step 1: Write the proportion equation
487,823.40 : 731,747.94 = 132,844.68 : x - Step 2: Convert to fraction form
487,823.40/731,747.94 = 132,844.68/x - Step 3: Cross multiply
487,823.40x = 731,747.94 × 132,844.68 - Step 4: Simplify right side
487,823.40x = 97,208,820,929.96 - Step 5: Solve for x
x = 97,208,820,929.96/487,823.40 - Step 6: Final answer
x = 199,270.52
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.