Finding the Fourth Proportional to 604,988.76, 908,044.25 and 305,679.53
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Solution
The fourth proportional to 604,988.76, 908,044.25 and 305,679.53 is: 458,802.80
Step by Step Solution
- Step 1: Write the proportion equation
604,988.76 : 908,044.25 = 305,679.53 : x - Step 2: Convert to fraction form
604,988.76/908,044.25 = 305,679.53/x - Step 3: Cross multiply
604,988.76x = 908,044.25 × 305,679.53 - Step 4: Simplify right side
604,988.76x = 277,570,540,300.92 - Step 5: Solve for x
x = 277,570,540,300.92/604,988.76 - Step 6: Final answer
x = 458,802.80
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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.