Finding the Fourth Proportional to 436,259.04, 602,073.84 and 242,703.21
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Solution
The fourth proportional to 436,259.04, 602,073.84 and 242,703.21 is: 334,950.66
Step by Step Solution
- Step 1: Write the proportion equation
436,259.04 : 602,073.84 = 242,703.21 : x - Step 2: Convert to fraction form
436,259.04/602,073.84 = 242,703.21/x - Step 3: Cross multiply
436,259.04x = 602,073.84 × 242,703.21 - Step 4: Simplify right side
436,259.04x = 146,125,253,625.03 - Step 5: Solve for x
x = 146,125,253,625.03/436,259.04 - Step 6: Final answer
x = 334,950.66
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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.