Finding the Fourth Proportional to 447,618.14, 671,434.19 and 249,199.63
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Solution
The fourth proportional to 447,618.14, 671,434.19 and 249,199.63 is: 373,803.33
Step by Step Solution
- Step 1: Write the proportion equation
447,618.14 : 671,434.19 = 249,199.63 : x - Step 2: Convert to fraction form
447,618.14/671,434.19 = 249,199.63/x - Step 3: Cross multiply
447,618.14x = 671,434.19 × 249,199.63 - Step 4: Simplify right side
447,618.14x = 167,321,151,717.35 - Step 5: Solve for x
x = 167,321,151,717.35/447,618.14 - Step 6: Final answer
x = 373,803.33
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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.