Finding the Fourth Proportional to 651,819.30, 977,680.35 and 272,642.10
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Solution
The fourth proportional to 651,819.30, 977,680.35 and 272,642.10 is: 408,942.82
Step by Step Solution
- Step 1: Write the proportion equation
651,819.30 : 977,680.35 = 272,642.10 : x - Step 2: Convert to fraction form
651,819.30/977,680.35 = 272,642.10/x - Step 3: Cross multiply
651,819.30x = 977,680.35 × 272,642.10 - Step 4: Simplify right side
651,819.30x = 266,556,823,752.74 - Step 5: Solve for x
x = 266,556,823,752.74/651,819.30 - Step 6: Final answer
x = 408,942.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.