Finding the Fourth Proportional to 313,417.19, 432,503.58 and 170,173.95
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Solution
The fourth proportional to 313,417.19, 432,503.58 and 170,173.95 is: 234,833.46
Step by Step Solution
- Step 1: Write the proportion equation
313,417.19 : 432,503.58 = 170,173.95 : x - Step 2: Convert to fraction form
313,417.19/432,503.58 = 170,173.95/x - Step 3: Cross multiply
313,417.19x = 432,503.58 × 170,173.95 - Step 4: Simplify right side
313,417.19x = 73,600,842,597.74 - Step 5: Solve for x
x = 73,600,842,597.74/313,417.19 - Step 6: Final answer
x = 234,833.46
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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.