Finding the Fourth Proportional to 362,058.60, 542,619.36 and 202,130.40
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Solution
The fourth proportional to 362,058.60, 542,619.36 and 202,130.40 is: 302,934.02
Step by Step Solution
- Step 1: Write the proportion equation
362,058.60 : 542,619.36 = 202,130.40 : x - Step 2: Convert to fraction form
362,058.60/542,619.36 = 202,130.40/x - Step 3: Cross multiply
362,058.60x = 542,619.36 × 202,130.40 - Step 4: Simplify right side
362,058.60x = 109,679,868,284.54 - Step 5: Solve for x
x = 109,679,868,284.54/362,058.60 - Step 6: Final answer
x = 302,934.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.