Finding the Fourth Proportional to 953,640.76, 1,314,947.10 and 695,060.68
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Solution
The fourth proportional to 953,640.76, 1,314,947.10 and 695,060.68 is: 958,398.66
Step by Step Solution
- Step 1: Write the proportion equation
953,640.76 : 1,314,947.10 = 695,060.68 : x - Step 2: Convert to fraction form
953,640.76/1,314,947.10 = 695,060.68/x - Step 3: Cross multiply
953,640.76x = 1,314,947.10 × 695,060.68 - Step 4: Simplify right side
953,640.76x = 913,968,025,490.03 - Step 5: Solve for x
x = 913,968,025,490.03/953,640.76 - Step 6: Final answer
x = 958,398.66
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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.