Finding the Fourth Proportional to 527,456.80, 791,206.80 and 153,479.80
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Solution
The fourth proportional to 527,456.80, 791,206.80 and 153,479.80 is: 230,225.99
Step by Step Solution
- Step 1: Write the proportion equation
527,456.80 : 791,206.80 = 153,479.80 : x - Step 2: Convert to fraction form
527,456.80/791,206.80 = 153,479.80/x - Step 3: Cross multiply
527,456.80x = 791,206.80 × 153,479.80 - Step 4: Simplify right side
527,456.80x = 121,434,261,422.64 - Step 5: Solve for x
x = 121,434,261,422.64/527,456.80 - Step 6: Final answer
x = 230,225.99
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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.