Finding the Fourth Proportional to 1,031,449.38, 1,547,184.70 and 311,796.98
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Solution
The fourth proportional to 1,031,449.38, 1,547,184.70 and 311,796.98 is: 467,698.68
Step by Step Solution
- Step 1: Write the proportion equation
1,031,449.38 : 1,547,184.70 = 311,796.98 : x - Step 2: Convert to fraction form
1,031,449.38/1,547,184.70 = 311,796.98/x - Step 3: Cross multiply
1,031,449.38x = 1,547,184.70 × 311,796.98 - Step 4: Simplify right side
1,031,449.38x = 482,407,516,962.21 - Step 5: Solve for x
x = 482,407,516,962.21/1,031,449.38 - Step 6: Final answer
x = 467,698.68
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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.