Finding the Fourth Proportional to 249,244.19, 373,988.28 and 154,449.02
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Solution
The fourth proportional to 249,244.19, 373,988.28 and 154,449.02 is: 231,749.12
Step by Step Solution
- Step 1: Write the proportion equation
249,244.19 : 373,988.28 = 154,449.02 : x - Step 2: Convert to fraction form
249,244.19/373,988.28 = 154,449.02/x - Step 3: Cross multiply
249,244.19x = 373,988.28 × 154,449.02 - Step 4: Simplify right side
249,244.19x = 57,762,121,136.07 - Step 5: Solve for x
x = 57,762,121,136.07/249,244.19 - Step 6: Final answer
x = 231,749.12
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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.