Finding the Fourth Proportional to 924,775.20, 1,387,201.20 and 293,671.20
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Solution
The fourth proportional to 924,775.20, 1,387,201.20 and 293,671.20 is: 440,518.99
Step by Step Solution
- Step 1: Write the proportion equation
924,775.20 : 1,387,201.20 = 293,671.20 : x - Step 2: Convert to fraction form
924,775.20/1,387,201.20 = 293,671.20/x - Step 3: Cross multiply
924,775.20x = 1,387,201.20 × 293,671.20 - Step 4: Simplify right side
924,775.20x = 407,381,041,045.44 - Step 5: Solve for x
x = 407,381,041,045.44/924,775.20 - Step 6: Final answer
x = 440,518.99
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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.