Finding the Fourth Proportional to 666,688.32, 1,003,602.96 and 598,104
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Solution
The fourth proportional to 666,688.32, 1,003,602.96 and 598,104 is: 900,359.17
Step by Step Solution
- Step 1: Write the proportion equation
666,688.32 : 1,003,602.96 = 598,104 : x - Step 2: Convert to fraction form
666,688.32/1,003,602.96 = 598,104/x - Step 3: Cross multiply
666,688.32x = 1,003,602.96 × 598,104 - Step 4: Simplify right side
666,688.32x = 600,258,944,787.84 - Step 5: Solve for x
x = 600,258,944,787.84/666,688.32 - Step 6: Final answer
x = 900,359.17
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.