Finding the Fourth Proportional to 448,058.71, 618,320.68 and 246,854.71
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Solution
The fourth proportional to 448,058.71, 618,320.68 and 246,854.71 is: 340,659.31
Step by Step Solution
- Step 1: Write the proportion equation
448,058.71 : 618,320.68 = 246,854.71 : x - Step 2: Convert to fraction form
448,058.71/618,320.68 = 246,854.71/x - Step 3: Cross multiply
448,058.71x = 618,320.68 × 246,854.71 - Step 4: Simplify right side
448,058.71x = 152,635,372,148.40 - Step 5: Solve for x
x = 152,635,372,148.40/448,058.71 - Step 6: Final answer
x = 340,659.31
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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.