Finding the Fourth Proportional to 417,305.92, 575,829.36 and 247,506.88
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Solution
The fourth proportional to 417,305.92, 575,829.36 and 247,506.88 is: 341,528.17
Step by Step Solution
- Step 1: Write the proportion equation
417,305.92 : 575,829.36 = 247,506.88 : x - Step 2: Convert to fraction form
417,305.92/575,829.36 = 247,506.88/x - Step 3: Cross multiply
417,305.92x = 575,829.36 × 247,506.88 - Step 4: Simplify right side
417,305.92x = 142,521,728,306.00 - Step 5: Solve for x
x = 142,521,728,306.00/417,305.92 - Step 6: Final answer
x = 341,528.17
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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.