Finding the Fourth Proportional to 339,726.16, 468,828.08 and 186,770.80
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Solution
The fourth proportional to 339,726.16, 468,828.08 and 186,770.80 is: 257,746.99
Step by Step Solution
- Step 1: Write the proportion equation
339,726.16 : 468,828.08 = 186,770.80 : x - Step 2: Convert to fraction form
339,726.16/468,828.08 = 186,770.80/x - Step 3: Cross multiply
339,726.16x = 468,828.08 × 186,770.80 - Step 4: Simplify right side
339,726.16x = 87,563,395,564.06 - Step 5: Solve for x
x = 87,563,395,564.06/339,726.16 - Step 6: Final answer
x = 257,746.99
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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.