Finding the Fourth Proportional to 847,283.10, 1,169,246.43 and 460,095.06
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Solution
The fourth proportional to 847,283.10, 1,169,246.43 and 460,095.06 is: 634,928.88
Step by Step Solution
- Step 1: Write the proportion equation
847,283.10 : 1,169,246.43 = 460,095.06 : x - Step 2: Convert to fraction form
847,283.10/1,169,246.43 = 460,095.06/x - Step 3: Cross multiply
847,283.10x = 1,169,246.43 × 460,095.06 - Step 4: Simplify right side
847,283.10x = 537,964,506,365.64 - Step 5: Solve for x
x = 537,964,506,365.64/847,283.10 - Step 6: Final answer
x = 634,928.88
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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.