Finding the Fourth Proportional to 860,282.56, 1,283,164.07 and 747,072.64
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Solution
The fourth proportional to 860,282.56, 1,283,164.07 and 747,072.64 is: 1,114,304.55
Step by Step Solution
- Step 1: Write the proportion equation
860,282.56 : 1,283,164.07 = 747,072.64 : x - Step 2: Convert to fraction form
860,282.56/1,283,164.07 = 747,072.64/x - Step 3: Cross multiply
860,282.56x = 1,283,164.07 × 747,072.64 - Step 4: Simplify right side
860,282.56x = 958,616,769,328.05 - Step 5: Solve for x
x = 958,616,769,328.05/860,282.56 - Step 6: Final answer
x = 1,114,304.55
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.