Finding the Fourth Proportional to 1,064,822.70, 1,597,234.05 and 316,868.70
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Solution
The fourth proportional to 1,064,822.70, 1,597,234.05 and 316,868.70 is: 475,303.05
Step by Step Solution
- Step 1: Write the proportion equation
1,064,822.70 : 1,597,234.05 = 316,868.70 : x - Step 2: Convert to fraction form
1,064,822.70/1,597,234.05 = 316,868.70/x - Step 3: Cross multiply
1,064,822.70x = 1,597,234.05 × 316,868.70 - Step 4: Simplify right side
1,064,822.70x = 506,113,477,019.24 - Step 5: Solve for x
x = 506,113,477,019.24/1,064,822.70 - Step 6: Final answer
x = 475,303.05
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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.