Finding the Fourth Proportional to 307,862.60, 461,750.70 and 97,521.80
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Solution
The fourth proportional to 307,862.60, 461,750.70 and 97,521.80 is: 146,269.02
Step by Step Solution
- Step 1: Write the proportion equation
307,862.60 : 461,750.70 = 97,521.80 : x - Step 2: Convert to fraction form
307,862.60/461,750.70 = 97,521.80/x - Step 3: Cross multiply
307,862.60x = 461,750.70 × 97,521.80 - Step 4: Simplify right side
307,862.60x = 45,030,759,415.26 - Step 5: Solve for x
x = 45,030,759,415.26/307,862.60 - Step 6: Final answer
x = 146,269.02
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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.