Finding the Fourth Proportional to 938,267.68, 1,407,402.72 and 228,295.84
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Solution
The fourth proportional to 938,267.68, 1,407,402.72 and 228,295.84 is: 342,444.05
Step by Step Solution
- Step 1: Write the proportion equation
938,267.68 : 1,407,402.72 = 228,295.84 : x - Step 2: Convert to fraction form
938,267.68/1,407,402.72 = 228,295.84/x - Step 3: Cross multiply
938,267.68x = 1,407,402.72 × 228,295.84 - Step 4: Simplify right side
938,267.68x = 321,304,186,180.69 - Step 5: Solve for x
x = 321,304,186,180.69/938,267.68 - Step 6: Final answer
x = 342,444.05
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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.