Finding the Fourth Proportional to 972,154.08, 1,341,470.88 and 536,563.40
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Solution
The fourth proportional to 972,154.08, 1,341,470.88 and 536,563.40 is: 740,401.33
Step by Step Solution
- Step 1: Write the proportion equation
972,154.08 : 1,341,470.88 = 536,563.40 : x - Step 2: Convert to fraction form
972,154.08/1,341,470.88 = 536,563.40/x - Step 3: Cross multiply
972,154.08x = 1,341,470.88 × 536,563.40 - Step 4: Simplify right side
972,154.08x = 719,784,169,666.44 - Step 5: Solve for x
x = 719,784,169,666.44/972,154.08 - Step 6: Final answer
x = 740,401.33
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.