Finding the Fourth Proportional to 537,311.36, 805,937.85 and 163,305.20
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Solution
The fourth proportional to 537,311.36, 805,937.85 and 163,305.20 is: 244,948.92
Step by Step Solution
- Step 1: Write the proportion equation
537,311.36 : 805,937.85 = 163,305.20 : x - Step 2: Convert to fraction form
537,311.36/805,937.85 = 163,305.20/x - Step 3: Cross multiply
537,311.36x = 805,937.85 × 163,305.20 - Step 4: Simplify right side
537,311.36x = 131,613,837,752.13 - Step 5: Solve for x
x = 131,613,837,752.13/537,311.36 - Step 6: Final answer
x = 244,948.92
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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.