Finding the Fourth Proportional to 307,964.60, 461,903.70 and 97,623.80
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Solution
The fourth proportional to 307,964.60, 461,903.70 and 97,623.80 is: 146,422.01
Step by Step Solution
- Step 1: Write the proportion equation
307,964.60 : 461,903.70 = 97,623.80 : x - Step 2: Convert to fraction form
307,964.60/461,903.70 = 97,623.80/x - Step 3: Cross multiply
307,964.60x = 461,903.70 × 97,623.80 - Step 4: Simplify right side
307,964.60x = 45,092,794,428.06 - Step 5: Solve for x
x = 45,092,794,428.06/307,964.60 - Step 6: Final answer
x = 146,422.01
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.