Finding the Fourth Proportional to 249,572.76, 374,534.10 and 144,246.84
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Solution
The fourth proportional to 249,572.76, 374,534.10 and 144,246.84 is: 216,471.38
Step by Step Solution
- Step 1: Write the proportion equation
249,572.76 : 374,534.10 = 144,246.84 : x - Step 2: Convert to fraction form
249,572.76/374,534.10 = 144,246.84/x - Step 3: Cross multiply
249,572.76x = 374,534.10 × 144,246.84 - Step 4: Simplify right side
249,572.76x = 54,025,360,397.24 - Step 5: Solve for x
x = 54,025,360,397.24/249,572.76 - Step 6: Final answer
x = 216,471.38
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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.