Finding the Fourth Proportional to 472,454.09, 708,683.79 and 117,468.14
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Solution
The fourth proportional to 472,454.09, 708,683.79 and 117,468.14 is: 176,202.88
Step by Step Solution
- Step 1: Write the proportion equation
472,454.09 : 708,683.79 = 117,468.14 : x - Step 2: Convert to fraction form
472,454.09/708,683.79 = 117,468.14/x - Step 3: Cross multiply
472,454.09x = 708,683.79 × 117,468.14 - Step 4: Simplify right side
472,454.09x = 83,247,768,871.67 - Step 5: Solve for x
x = 83,247,768,871.67/472,454.09 - Step 6: Final answer
x = 176,202.88
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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.