Finding the Fourth Proportional to 436,567.68, 602,457.12 and 242,974.08
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Solution
The fourth proportional to 436,567.68, 602,457.12 and 242,974.08 is: 335,300.74
Step by Step Solution
- Step 1: Write the proportion equation
436,567.68 : 602,457.12 = 242,974.08 : x - Step 2: Convert to fraction form
436,567.68/602,457.12 = 242,974.08/x - Step 3: Cross multiply
436,567.68x = 602,457.12 × 242,974.08 - Step 4: Simplify right side
436,567.68x = 146,381,464,471.45 - Step 5: Solve for x
x = 146,381,464,471.45/436,567.68 - Step 6: Final answer
x = 335,300.74
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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.