Finding the Fourth Proportional to 633,077.73, 873,612.84 and 346,542.48
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Solution
The fourth proportional to 633,077.73, 873,612.84 and 346,542.48 is: 478,209.78
Step by Step Solution
- Step 1: Write the proportion equation
633,077.73 : 873,612.84 = 346,542.48 : x - Step 2: Convert to fraction form
633,077.73/873,612.84 = 346,542.48/x - Step 3: Cross multiply
633,077.73x = 873,612.84 × 346,542.48 - Step 4: Simplify right side
633,077.73x = 302,743,960,133.44 - Step 5: Solve for x
x = 302,743,960,133.44/633,077.73 - Step 6: Final answer
x = 478,209.78
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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.