Finding the Fourth Proportional to 1,166,962.16, 1,750,442.64 and 368,323.76
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Solution
The fourth proportional to 1,166,962.16, 1,750,442.64 and 368,323.76 is: 552,485.45
Step by Step Solution
- Step 1: Write the proportion equation
1,166,962.16 : 1,750,442.64 = 368,323.76 : x - Step 2: Convert to fraction form
1,166,962.16/1,750,442.64 = 368,323.76/x - Step 3: Cross multiply
1,166,962.16x = 1,750,442.64 × 368,323.76 - Step 4: Simplify right side
1,166,962.16x = 644,729,614,829.13 - Step 5: Solve for x
x = 644,729,614,829.13/1,166,962.16 - Step 6: Final answer
x = 552,485.45
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1.5x scale
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.