Finding the Fourth Proportional to 851,937.57, 1,175,634.27 and 489,106.08
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Solution
The fourth proportional to 851,937.57, 1,175,634.27 and 489,106.08 is: 674,943.67
Step by Step Solution
- Step 1: Write the proportion equation
851,937.57 : 1,175,634.27 = 489,106.08 : x - Step 2: Convert to fraction form
851,937.57/1,175,634.27 = 489,106.08/x - Step 3: Cross multiply
851,937.57x = 1,175,634.27 × 489,106.08 - Step 4: Simplify right side
851,937.57x = 575,009,869,313.36 - Step 5: Solve for x
x = 575,009,869,313.36/851,937.57 - Step 6: Final answer
x = 674,943.67
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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.