Finding the Fourth Proportional to 576,470.08, 864,237.80 and 239,762.70
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Solution
The fourth proportional to 576,470.08, 864,237.80 and 239,762.70 is: 359,449.68
Step by Step Solution
- Step 1: Write the proportion equation
576,470.08 : 864,237.80 = 239,762.70 : x - Step 2: Convert to fraction form
576,470.08/864,237.80 = 239,762.70/x - Step 3: Cross multiply
576,470.08x = 864,237.80 × 239,762.70 - Step 4: Simplify right side
576,470.08x = 207,211,988,969.47 - Step 5: Solve for x
x = 207,211,988,969.47/576,470.08 - Step 6: Final answer
x = 359,449.68
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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.