Finding the Fourth Proportional to 623,855.79, 935,783.55 and 244,955.07
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Solution
The fourth proportional to 623,855.79, 935,783.55 and 244,955.07 is: 367,432.55
Step by Step Solution
- Step 1: Write the proportion equation
623,855.79 : 935,783.55 = 244,955.07 : x - Step 2: Convert to fraction form
623,855.79/935,783.55 = 244,955.07/x - Step 3: Cross multiply
623,855.79x = 935,783.55 × 244,955.07 - Step 4: Simplify right side
623,855.79x = 229,224,924,995.10 - Step 5: Solve for x
x = 229,224,924,995.10/623,855.79 - Step 6: Final answer
x = 367,432.55
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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.