Finding the Fourth Proportional to 947,068.76, 1,306,994.62 and 544,661.08
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Solution
The fourth proportional to 947,068.76, 1,306,994.62 and 544,661.08 is: 751,655.14
Step by Step Solution
- Step 1: Write the proportion equation
947,068.76 : 1,306,994.62 = 544,661.08 : x - Step 2: Convert to fraction form
947,068.76/1,306,994.62 = 544,661.08/x - Step 3: Cross multiply
947,068.76x = 1,306,994.62 × 544,661.08 - Step 4: Simplify right side
947,068.76x = 711,869,101,283.39 - Step 5: Solve for x
x = 711,869,101,283.39/947,068.76 - Step 6: Final answer
x = 751,655.14
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.