Finding the Fourth Proportional to 798,209.30, 1,101,539.04 and 471,533.06
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Solution
The fourth proportional to 798,209.30, 1,101,539.04 and 471,533.06 is: 650,721.65
Step by Step Solution
- Step 1: Write the proportion equation
798,209.30 : 1,101,539.04 = 471,533.06 : x - Step 2: Convert to fraction form
798,209.30/1,101,539.04 = 471,533.06/x - Step 3: Cross multiply
798,209.30x = 1,101,539.04 × 471,533.06 - Step 4: Simplify right side
798,209.30x = 519,412,074,240.66 - Step 5: Solve for x
x = 519,412,074,240.66/798,209.30 - Step 6: Final answer
x = 650,721.65
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.