Finding the Fourth Proportional to 468,206.08, 646,119.52 and 253,341.44
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Solution
The fourth proportional to 468,206.08, 646,119.52 and 253,341.44 is: 349,608.55
Step by Step Solution
- Step 1: Write the proportion equation
468,206.08 : 646,119.52 = 253,341.44 : x - Step 2: Convert to fraction form
468,206.08/646,119.52 = 253,341.44/x - Step 3: Cross multiply
468,206.08x = 646,119.52 × 253,341.44 - Step 4: Simplify right side
468,206.08x = 163,688,849,608.91 - Step 5: Solve for x
x = 163,688,849,608.91/468,206.08 - Step 6: Final answer
x = 349,608.55
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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.