Finding the Fourth Proportional to 742,160.00, 1,113,312.90 and 209,685.17
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Solution
The fourth proportional to 742,160.00, 1,113,312.90 and 209,685.17 is: 314,548.35
Step by Step Solution
- Step 1: Write the proportion equation
742,160.00 : 1,113,312.90 = 209,685.17 : x - Step 2: Convert to fraction form
742,160.00/1,113,312.90 = 209,685.17/x - Step 3: Cross multiply
742,160.00x = 1,113,312.90 × 209,685.17 - Step 4: Simplify right side
742,160.00x = 233,445,199,133.13 - Step 5: Solve for x
x = 233,445,199,133.13/742,160.00 - Step 6: Final answer
x = 314,548.35
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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.