Finding the Fourth Proportional to 292,793.04, 438,990.84 and 93,053.52
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Solution
The fourth proportional to 292,793.04, 438,990.84 and 93,053.52 is: 139,517.12
Step by Step Solution
- Step 1: Write the proportion equation
292,793.04 : 438,990.84 = 93,053.52 : x - Step 2: Convert to fraction form
292,793.04/438,990.84 = 93,053.52/x - Step 3: Cross multiply
292,793.04x = 438,990.84 × 93,053.52 - Step 4: Simplify right side
292,793.04x = 40,849,642,909.76 - Step 5: Solve for x
x = 40,849,642,909.76/292,793.04 - Step 6: Final answer
x = 139,517.12
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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.