Finding the Fourth Proportional to 822,509.97, 1,134,964.86 and 473,763.81
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Solution
The fourth proportional to 822,509.97, 1,134,964.86 and 473,763.81 is: 653,737.09
Step by Step Solution
- Step 1: Write the proportion equation
822,509.97 : 1,134,964.86 = 473,763.81 : x - Step 2: Convert to fraction form
822,509.97/1,134,964.86 = 473,763.81/x - Step 3: Cross multiply
822,509.97x = 1,134,964.86 × 473,763.81 - Step 4: Simplify right side
822,509.97x = 537,705,270,614.89 - Step 5: Solve for x
x = 537,705,270,614.89/822,509.97 - Step 6: Final answer
x = 653,737.09
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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.