Finding the Fourth Proportional to 375,729.90, 562,339.89 and 223,432.68
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Solution
The fourth proportional to 375,729.90, 562,339.89 and 223,432.68 is: 334,402.74
Step by Step Solution
- Step 1: Write the proportion equation
375,729.90 : 562,339.89 = 223,432.68 : x - Step 2: Convert to fraction form
375,729.90/562,339.89 = 223,432.68/x - Step 3: Cross multiply
375,729.90x = 562,339.89 × 223,432.68 - Step 4: Simplify right side
375,729.90x = 125,645,108,693.61 - Step 5: Solve for x
x = 125,645,108,693.61/375,729.90 - Step 6: Final answer
x = 334,402.74
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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.