Finding the Fourth Proportional to 869,347.10, 1,303,873.02 and 229,657.80
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Solution
The fourth proportional to 869,347.10, 1,303,873.02 and 229,657.80 is: 344,447.70
Step by Step Solution
- Step 1: Write the proportion equation
869,347.10 : 1,303,873.02 = 229,657.80 : x - Step 2: Convert to fraction form
869,347.10/1,303,873.02 = 229,657.80/x - Step 3: Cross multiply
869,347.10x = 1,303,873.02 × 229,657.80 - Step 4: Simplify right side
869,347.10x = 299,444,609,252.56 - Step 5: Solve for x
x = 299,444,609,252.56/869,347.10 - Step 6: Final answer
x = 344,447.70
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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.