Finding the Fourth Proportional to 552,281.91, 762,159.39 and 322,858.80
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Solution
The fourth proportional to 552,281.91, 762,159.39 and 322,858.80 is: 445,551.20
Step by Step Solution
- Step 1: Write the proportion equation
552,281.91 : 762,159.39 = 322,858.80 : x - Step 2: Convert to fraction form
552,281.91/762,159.39 = 322,858.80/x - Step 3: Cross multiply
552,281.91x = 762,159.39 × 322,858.80 - Step 4: Simplify right side
552,281.91x = 246,069,866,064.13 - Step 5: Solve for x
x = 246,069,866,064.13/552,281.91 - Step 6: Final answer
x = 445,551.20
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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.