Finding the Fourth Proportional to 514,963.80, 772,445.70 and 235,027.80
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Solution
The fourth proportional to 514,963.80, 772,445.70 and 235,027.80 is: 352,541.70
Step by Step Solution
- Step 1: Write the proportion equation
514,963.80 : 772,445.70 = 235,027.80 : x - Step 2: Convert to fraction form
514,963.80/772,445.70 = 235,027.80/x - Step 3: Cross multiply
514,963.80x = 772,445.70 × 235,027.80 - Step 4: Simplify right side
514,963.80x = 181,546,213,490.46 - Step 5: Solve for x
x = 181,546,213,490.46/514,963.80 - Step 6: Final answer
x = 352,541.70
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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.