Finding the Fourth Proportional to 549,628.80, 823,276.80 and 456,316.80
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Solution
The fourth proportional to 549,628.80, 823,276.80 and 456,316.80 is: 683,506.82
Step by Step Solution
- Step 1: Write the proportion equation
549,628.80 : 823,276.80 = 456,316.80 : x - Step 2: Convert to fraction form
549,628.80/823,276.80 = 456,316.80/x - Step 3: Cross multiply
549,628.80x = 823,276.80 × 456,316.80 - Step 4: Simplify right side
549,628.80x = 375,675,034,890.24 - Step 5: Solve for x
x = 375,675,034,890.24/549,628.80 - Step 6: Final answer
x = 683,506.82
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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.