Finding the Fourth Proportional to 528,652.62, 729,541.62 and 302,298.12
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Solution
The fourth proportional to 528,652.62, 729,541.62 and 302,298.12 is: 417,171.98
Step by Step Solution
- Step 1: Write the proportion equation
528,652.62 : 729,541.62 = 302,298.12 : x - Step 2: Convert to fraction form
528,652.62/729,541.62 = 302,298.12/x - Step 3: Cross multiply
528,652.62x = 729,541.62 × 302,298.12 - Step 4: Simplify right side
528,652.62x = 220,539,060,187.75 - Step 5: Solve for x
x = 220,539,060,187.75/528,652.62 - Step 6: Final answer
x = 417,171.98
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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.