Finding the Fourth Proportional to 649,330.88, 973,968.62 and 634,125.74
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Solution
The fourth proportional to 649,330.88, 973,968.62 and 634,125.74 is: 951,161.55
Step by Step Solution
- Step 1: Write the proportion equation
649,330.88 : 973,968.62 = 634,125.74 : x - Step 2: Convert to fraction form
649,330.88/973,968.62 = 634,125.74/x - Step 3: Cross multiply
649,330.88x = 973,968.62 × 634,125.74 - Step 4: Simplify right side
649,330.88x = 617,618,563,853.81 - Step 5: Solve for x
x = 617,618,563,853.81/649,330.88 - Step 6: Final answer
x = 951,161.55
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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.