Finding the Fourth Proportional to 743,177.04, 1,114,480.24 and 316,442.32
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Solution
The fourth proportional to 743,177.04, 1,114,480.24 and 316,442.32 is: 474,541.99
Step by Step Solution
- Step 1: Write the proportion equation
743,177.04 : 1,114,480.24 = 316,442.32 : x - Step 2: Convert to fraction form
743,177.04/1,114,480.24 = 316,442.32/x - Step 3: Cross multiply
743,177.04x = 1,114,480.24 × 316,442.32 - Step 4: Simplify right side
743,177.04x = 352,668,712,739.76 - Step 5: Solve for x
x = 352,668,712,739.76/743,177.04 - Step 6: Final answer
x = 474,541.99
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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.