Finding the Fourth Proportional to 838,532.08, 1,157,338.11 and 532,964.44
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Solution
The fourth proportional to 838,532.08, 1,157,338.11 and 532,964.44 is: 735,595.06
Step by Step Solution
- Step 1: Write the proportion equation
838,532.08 : 1,157,338.11 = 532,964.44 : x - Step 2: Convert to fraction form
838,532.08/1,157,338.11 = 532,964.44/x - Step 3: Cross multiply
838,532.08x = 1,157,338.11 × 532,964.44 - Step 4: Simplify right side
838,532.08x = 616,820,057,686.81 - Step 5: Solve for x
x = 616,820,057,686.81/838,532.08 - Step 6: Final answer
x = 735,595.06
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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.