Finding the Fourth Proportional to 370,919.01, 555,742.92 and 249,111.21
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Solution
The fourth proportional to 370,919.01, 555,742.92 and 249,111.21 is: 373,239.95
Step by Step Solution
- Step 1: Write the proportion equation
370,919.01 : 555,742.92 = 249,111.21 : x - Step 2: Convert to fraction form
370,919.01/555,742.92 = 249,111.21/x - Step 3: Cross multiply
370,919.01x = 555,742.92 × 249,111.21 - Step 4: Simplify right side
370,919.01x = 138,441,791,250.13 - Step 5: Solve for x
x = 138,441,791,250.13/370,919.01 - Step 6: Final answer
x = 373,239.95
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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.