Finding the Fourth Proportional to 734,565.97, 1,013,799.95 and 412,293.70
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Solution
The fourth proportional to 734,565.97, 1,013,799.95 and 412,293.70 is: 569,020.82
Step by Step Solution
- Step 1: Write the proportion equation
734,565.97 : 1,013,799.95 = 412,293.70 : x - Step 2: Convert to fraction form
734,565.97/1,013,799.95 = 412,293.70/x - Step 3: Cross multiply
734,565.97x = 1,013,799.95 × 412,293.70 - Step 4: Simplify right side
734,565.97x = 417,983,332,445.32 - Step 5: Solve for x
x = 417,983,332,445.32/734,565.97 - Step 6: Final answer
x = 569,020.82
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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.