Finding the Fourth Proportional to 426,259.14, 639,671.07 and 234,267.63
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Solution
The fourth proportional to 426,259.14, 639,671.07 and 234,267.63 is: 351,556.63
Step by Step Solution
- Step 1: Write the proportion equation
426,259.14 : 639,671.07 = 234,267.63 : x - Step 2: Convert to fraction form
426,259.14/639,671.07 = 234,267.63/x - Step 3: Cross multiply
426,259.14x = 639,671.07 × 234,267.63 - Step 4: Simplify right side
426,259.14x = 149,854,225,548.46 - Step 5: Solve for x
x = 149,854,225,548.46/426,259.14 - Step 6: Final answer
x = 351,556.63
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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.