Finding the Fourth Proportional to 472,442.08, 651,945.36 and 268,465.72
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Solution
The fourth proportional to 472,442.08, 651,945.36 and 268,465.72 is: 370,468.65
Step by Step Solution
- Step 1: Write the proportion equation
472,442.08 : 651,945.36 = 268,465.72 : x - Step 2: Convert to fraction form
472,442.08/651,945.36 = 268,465.72/x - Step 3: Cross multiply
472,442.08x = 651,945.36 × 268,465.72 - Step 4: Simplify right side
472,442.08x = 175,024,980,473.06 - Step 5: Solve for x
x = 175,024,980,473.06/472,442.08 - Step 6: Final answer
x = 370,468.65
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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.