Finding the Fourth Proportional to 972,250.80, 1,341,782.48 and 536,754.70
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Solution
The fourth proportional to 972,250.80, 1,341,782.48 and 536,754.70 is: 740,763.66
Step by Step Solution
- Step 1: Write the proportion equation
972,250.80 : 1,341,782.48 = 536,754.70 : x - Step 2: Convert to fraction form
972,250.80/1,341,782.48 = 536,754.70/x - Step 3: Cross multiply
972,250.80x = 1,341,782.48 × 536,754.70 - Step 4: Simplify right side
972,250.80x = 720,208,055,536.77 - Step 5: Solve for x
x = 720,208,055,536.77/972,250.80 - Step 6: Final answer
x = 740,763.66
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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.