Finding the Fourth Proportional to 369,970.08, 554,622.08 and 133,146.24
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Solution
The fourth proportional to 369,970.08, 554,622.08 and 133,146.24 is: 199,599.50
Step by Step Solution
- Step 1: Write the proportion equation
369,970.08 : 554,622.08 = 133,146.24 : x - Step 2: Convert to fraction form
369,970.08/554,622.08 = 133,146.24/x - Step 3: Cross multiply
369,970.08x = 554,622.08 × 133,146.24 - Step 4: Simplify right side
369,970.08x = 73,845,844,572.98 - Step 5: Solve for x
x = 73,845,844,572.98/369,970.08 - Step 6: Final answer
x = 199,599.50
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1.5x scale
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.