Finding the Fourth Proportional to 537,317.28, 805,946.77 and 163,311.12
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Solution
The fourth proportional to 537,317.28, 805,946.77 and 163,311.12 is: 244,957.82
Step by Step Solution
- Step 1: Write the proportion equation
537,317.28 : 805,946.77 = 163,311.12 : x - Step 2: Convert to fraction form
537,317.28/805,946.77 = 163,311.12/x - Step 3: Cross multiply
537,317.28x = 805,946.77 × 163,311.12 - Step 4: Simplify right side
537,317.28x = 131,620,069,669.08 - Step 5: Solve for x
x = 131,620,069,669.08/537,317.28 - Step 6: Final answer
x = 244,957.82
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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.