Finding the Fourth Proportional to 924,762.60, 1,387,604.70 and 525,709.80
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Solution
The fourth proportional to 924,762.60, 1,387,604.70 and 525,709.80 is: 788,826.66
Step by Step Solution
- Step 1: Write the proportion equation
924,762.60 : 1,387,604.70 = 525,709.80 : x - Step 2: Convert to fraction form
924,762.60/1,387,604.70 = 525,709.80/x - Step 3: Cross multiply
924,762.60x = 1,387,604.70 × 525,709.80 - Step 4: Simplify right side
924,762.60x = 729,477,389,316.06 - Step 5: Solve for x
x = 729,477,389,316.06/924,762.60 - Step 6: Final answer
x = 788,826.66
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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.