Finding the Fourth Proportional to 750,227.49, 1,125,271.35 and 210,534.21
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Solution
The fourth proportional to 750,227.49, 1,125,271.35 and 210,534.21 is: 315,781.70
Step by Step Solution
- Step 1: Write the proportion equation
750,227.49 : 1,125,271.35 = 210,534.21 : x - Step 2: Convert to fraction form
750,227.49/1,125,271.35 = 210,534.21/x - Step 3: Cross multiply
750,227.49x = 1,125,271.35 × 210,534.21 - Step 4: Simplify right side
750,227.49x = 236,908,114,707.88 - Step 5: Solve for x
x = 236,908,114,707.88/750,227.49 - Step 6: Final answer
x = 315,781.70
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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.