Finding the Fourth Proportional to 844,280.58, 1,165,283.16 and 776,189.70
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Solution
The fourth proportional to 844,280.58, 1,165,283.16 and 776,189.70 is: 1,071,303.55
Step by Step Solution
- Step 1: Write the proportion equation
844,280.58 : 1,165,283.16 = 776,189.70 : x - Step 2: Convert to fraction form
844,280.58/1,165,283.16 = 776,189.70/x - Step 3: Cross multiply
844,280.58x = 1,165,283.16 × 776,189.70 - Step 4: Simplify right side
844,280.58x = 904,480,776,668.09 - Step 5: Solve for x
x = 904,480,776,668.09/844,280.58 - Step 6: Final answer
x = 1,071,303.55
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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.