Finding the Fourth Proportional to 499,237.88, 747,871.02 and 330,246.99
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Solution
The fourth proportional to 499,237.88, 747,871.02 and 330,246.99 is: 494,718.38
Step by Step Solution
- Step 1: Write the proportion equation
499,237.88 : 747,871.02 = 330,246.99 : x - Step 2: Convert to fraction form
499,237.88/747,871.02 = 330,246.99/x - Step 3: Cross multiply
499,237.88x = 747,871.02 × 330,246.99 - Step 4: Simplify right side
499,237.88x = 246,982,153,263.23 - Step 5: Solve for x
x = 246,982,153,263.23/499,237.88 - Step 6: Final answer
x = 494,718.38
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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.