Finding the Fourth Proportional to 403,347.84, 604,880.64 and 118,962.88
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Solution
The fourth proportional to 403,347.84, 604,880.64 and 118,962.88 is: 178,402.70
Step by Step Solution
- Step 1: Write the proportion equation
403,347.84 : 604,880.64 = 118,962.88 : x - Step 2: Convert to fraction form
403,347.84/604,880.64 = 118,962.88/x - Step 3: Cross multiply
403,347.84x = 604,880.64 × 118,962.88 - Step 4: Simplify right side
403,347.84x = 71,958,342,990.64 - Step 5: Solve for x
x = 71,958,342,990.64/403,347.84 - Step 6: Final answer
x = 178,402.70
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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.