Finding the Fourth Proportional to 302,281.20, 452,765.70 and 249,793.20
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Solution
The fourth proportional to 302,281.20, 452,765.70 and 249,793.20 is: 374,147.62
Step by Step Solution
- Step 1: Write the proportion equation
302,281.20 : 452,765.70 = 249,793.20 : x - Step 2: Convert to fraction form
302,281.20/452,765.70 = 249,793.20/x - Step 3: Cross multiply
302,281.20x = 452,765.70 × 249,793.20 - Step 4: Simplify right side
302,281.20x = 113,097,793,053.24 - Step 5: Solve for x
x = 113,097,793,053.24/302,281.20 - Step 6: Final answer
x = 374,147.62
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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.