Finding the Fourth Proportional to 564,642.91, 842,902.84 and 483,810.48
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Solution
The fourth proportional to 564,642.91, 842,902.84 and 483,810.48 is: 722,235.63
Step by Step Solution
- Step 1: Write the proportion equation
564,642.91 : 842,902.84 = 483,810.48 : x - Step 2: Convert to fraction form
564,642.91/842,902.84 = 483,810.48/x - Step 3: Cross multiply
564,642.91x = 842,902.84 × 483,810.48 - Step 4: Simplify right side
564,642.91x = 407,805,228,218.53 - Step 5: Solve for x
x = 407,805,228,218.53/564,642.91 - Step 6: Final answer
x = 722,235.63
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.