Finding the Fourth Proportional to 652,695.84, 979,054.56 and 179,378.28
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Solution
The fourth proportional to 652,695.84, 979,054.56 and 179,378.28 is: 269,070.39
Step by Step Solution
- Step 1: Write the proportion equation
652,695.84 : 979,054.56 = 179,378.28 : x - Step 2: Convert to fraction form
652,695.84/979,054.56 = 179,378.28/x - Step 3: Cross multiply
652,695.84x = 979,054.56 × 179,378.28 - Step 4: Simplify right side
652,695.84x = 175,621,122,998.96 - Step 5: Solve for x
x = 175,621,122,998.96/652,695.84 - Step 6: Final answer
x = 269,070.39
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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.