Finding the Fourth Proportional to 493,292.20, 680,742.86 and 266,937.70
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Solution
The fourth proportional to 493,292.20, 680,742.86 and 266,937.70 is: 368,373.82
Step by Step Solution
- Step 1: Write the proportion equation
493,292.20 : 680,742.86 = 266,937.70 : x - Step 2: Convert to fraction form
493,292.20/680,742.86 = 266,937.70/x - Step 3: Cross multiply
493,292.20x = 680,742.86 × 266,937.70 - Step 4: Simplify right side
493,292.20x = 181,715,933,339.82 - Step 5: Solve for x
x = 181,715,933,339.82/493,292.20 - Step 6: Final answer
x = 368,373.82
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.