Finding the Fourth Proportional to 1,472,232.69, 2,208,349.35 and 461,354.40
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Solution
The fourth proportional to 1,472,232.69, 2,208,349.35 and 461,354.40 is: 692,031.70
Step by Step Solution
- Step 1: Write the proportion equation
1,472,232.69 : 2,208,349.35 = 461,354.40 : x - Step 2: Convert to fraction form
1,472,232.69/2,208,349.35 = 461,354.40/x - Step 3: Cross multiply
1,472,232.69x = 2,208,349.35 × 461,354.40 - Step 4: Simplify right side
1,472,232.69x = 1,018,831,689,359.64 - Step 5: Solve for x
x = 1,018,831,689,359.64/1,472,232.69 - Step 6: Final answer
x = 692,031.70
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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.