Finding the Fourth Proportional to 688,594.08, 949,258.35 and 481,218.63
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Solution
The fourth proportional to 688,594.08, 949,258.35 and 481,218.63 is: 663,381.83
Step by Step Solution
- Step 1: Write the proportion equation
688,594.08 : 949,258.35 = 481,218.63 : x - Step 2: Convert to fraction form
688,594.08/949,258.35 = 481,218.63/x - Step 3: Cross multiply
688,594.08x = 949,258.35 × 481,218.63 - Step 4: Simplify right side
688,594.08x = 456,800,802,703.06 - Step 5: Solve for x
x = 456,800,802,703.06/688,594.08 - Step 6: Final answer
x = 663,381.83
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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.