Finding the Fourth Proportional to 924,960.30, 1,387,246.05 and 392,498.70
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Solution
The fourth proportional to 924,960.30, 1,387,246.05 and 392,498.70 is: 588,665.56
Step by Step Solution
- Step 1: Write the proportion equation
924,960.30 : 1,387,246.05 = 392,498.70 : x - Step 2: Convert to fraction form
924,960.30/1,387,246.05 = 392,498.70/x - Step 3: Cross multiply
924,960.30x = 1,387,246.05 × 392,498.70 - Step 4: Simplify right side
924,960.30x = 544,492,271,205.14 - Step 5: Solve for x
x = 544,492,271,205.14/924,960.30 - Step 6: Final answer
x = 588,665.56
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.