Finding the Fourth Proportional to 247,044.80, 370,664.40 and 97,259.60
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Solution
The fourth proportional to 247,044.80, 370,664.40 and 97,259.60 is: 145,927.67
Step by Step Solution
- Step 1: Write the proportion equation
247,044.80 : 370,664.40 = 97,259.60 : x - Step 2: Convert to fraction form
247,044.80/370,664.40 = 97,259.60/x - Step 3: Cross multiply
247,044.80x = 370,664.40 × 97,259.60 - Step 4: Simplify right side
247,044.80x = 36,050,671,278.24 - Step 5: Solve for x
x = 36,050,671,278.24/247,044.80 - Step 6: Final answer
x = 145,927.67
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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.