Finding the Fourth Proportional to 883,399.84, 1,219,458 and 668,599.84
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Solution
The fourth proportional to 883,399.84, 1,219,458 and 668,599.84 is: 922,944.95
Step by Step Solution
- Step 1: Write the proportion equation
883,399.84 : 1,219,458 = 668,599.84 : x - Step 2: Convert to fraction form
883,399.84/1,219,458 = 668,599.84/x - Step 3: Cross multiply
883,399.84x = 1,219,458 × 668,599.84 - Step 4: Simplify right side
883,399.84x = 815,329,423,686.72 - Step 5: Solve for x
x = 815,329,423,686.72/883,399.84 - Step 6: Final answer
x = 922,944.95
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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.