Finding the Fourth Proportional to 493,752.13, 740,552.50 and 156,749.10
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Solution
The fourth proportional to 493,752.13, 740,552.50 and 156,749.10 is: 235,099.62
Step by Step Solution
- Step 1: Write the proportion equation
493,752.13 : 740,552.50 = 156,749.10 : x - Step 2: Convert to fraction form
493,752.13/740,552.50 = 156,749.10/x - Step 3: Cross multiply
493,752.13x = 740,552.50 × 156,749.10 - Step 4: Simplify right side
493,752.13x = 116,080,937,877.75 - Step 5: Solve for x
x = 116,080,937,877.75/493,752.13 - Step 6: Final answer
x = 235,099.62
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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.