Finding the Fourth Proportional to 924,154.80, 1,386,102.60 and 293,132.40
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Solution
The fourth proportional to 924,154.80, 1,386,102.60 and 293,132.40 is: 439,657.49
Step by Step Solution
- Step 1: Write the proportion equation
924,154.80 : 1,386,102.60 = 293,132.40 : x - Step 2: Convert to fraction form
924,154.80/1,386,102.60 = 293,132.40/x - Step 3: Cross multiply
924,154.80x = 1,386,102.60 × 293,132.40 - Step 4: Simplify right side
924,154.80x = 406,311,581,784.24 - Step 5: Solve for x
x = 406,311,581,784.24/924,154.80 - Step 6: Final answer
x = 439,657.49
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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.