Finding the Fourth Proportional to 472,244.10, 708,301.35 and 156,668.10
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Solution
The fourth proportional to 472,244.10, 708,301.35 and 156,668.10 is: 234,980.65
Step by Step Solution
- Step 1: Write the proportion equation
472,244.10 : 708,301.35 = 156,668.10 : x - Step 2: Convert to fraction form
472,244.10/708,301.35 = 156,668.10/x - Step 3: Cross multiply
472,244.10x = 708,301.35 × 156,668.10 - Step 4: Simplify right side
472,244.10x = 110,968,226,731.94 - Step 5: Solve for x
x = 110,968,226,731.94/472,244.10 - Step 6: Final answer
x = 234,980.65
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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.