Finding the Fourth Proportional to 750,126.96, 1,125,657 and 547,367.76
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Solution
The fourth proportional to 750,126.96, 1,125,657 and 547,367.76 is: 821,392.09
Step by Step Solution
- Step 1: Write the proportion equation
750,126.96 : 1,125,657 = 547,367.76 : x - Step 2: Convert to fraction form
750,126.96/1,125,657 = 547,367.76/x - Step 3: Cross multiply
750,126.96x = 1,125,657 × 547,367.76 - Step 4: Simplify right side
750,126.96x = 616,148,350,618.32 - Step 5: Solve for x
x = 616,148,350,618.32/750,126.96 - Step 6: Final answer
x = 821,392.09
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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.