Finding the Fourth Proportional to 750,908.80, 1,125,865.05 and 414,110.80
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Solution
The fourth proportional to 750,908.80, 1,125,865.05 and 414,110.80 is: 620,891.48
Step by Step Solution
- Step 1: Write the proportion equation
750,908.80 : 1,125,865.05 = 414,110.80 : x - Step 2: Convert to fraction form
750,908.80/1,125,865.05 = 414,110.80/x - Step 3: Cross multiply
750,908.80x = 1,125,865.05 × 414,110.80 - Step 4: Simplify right side
750,908.80x = 466,232,876,547.54 - Step 5: Solve for x
x = 466,232,876,547.54/750,908.80 - Step 6: Final answer
x = 620,891.48
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.