Finding the Fourth Proportional to 436,328.24, 602,118.77 and 242,735.00
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Solution
The fourth proportional to 436,328.24, 602,118.77 and 242,735.00 is: 334,966.39
Step by Step Solution
- Step 1: Write the proportion equation
436,328.24 : 602,118.77 = 242,735.00 : x - Step 2: Convert to fraction form
436,328.24/602,118.77 = 242,735.00/x - Step 3: Cross multiply
436,328.24x = 602,118.77 × 242,735.00 - Step 4: Simplify right side
436,328.24x = 146,155,295,411.68 - Step 5: Solve for x
x = 146,155,295,411.68/436,328.24 - Step 6: Final answer
x = 334,966.39
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1.5x scale
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.