Finding the Fourth Proportional to 827,237.04, 1,240,860.84 and 453,055.92
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Solution
The fourth proportional to 827,237.04, 1,240,860.84 and 453,055.92 is: 679,586.77
Step by Step Solution
- Step 1: Write the proportion equation
827,237.04 : 1,240,860.84 = 453,055.92 : x - Step 2: Convert to fraction form
827,237.04/1,240,860.84 = 453,055.92/x - Step 3: Cross multiply
827,237.04x = 1,240,860.84 × 453,055.92 - Step 4: Simplify right side
827,237.04x = 562,179,349,458.17 - Step 5: Solve for x
x = 562,179,349,458.17/827,237.04 - Step 6: Final answer
x = 679,586.77
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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.