Finding the Fourth Proportional to 876,116.70, 1,312,101.45 and 594,107.10
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Solution
The fourth proportional to 876,116.70, 1,312,101.45 and 594,107.10 is: 889,754.51
Step by Step Solution
- Step 1: Write the proportion equation
876,116.70 : 1,312,101.45 = 594,107.10 : x - Step 2: Convert to fraction form
876,116.70/1,312,101.45 = 594,107.10/x - Step 3: Cross multiply
876,116.70x = 1,312,101.45 × 594,107.10 - Step 4: Simplify right side
876,116.70x = 779,528,787,365.30 - Step 5: Solve for x
x = 779,528,787,365.30/876,116.70 - Step 6: Final answer
x = 889,754.51
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1.5x scale
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.