Finding the Fourth Proportional to 944,619.70, 1,303,588.74 and 514,899.82
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Solution
The fourth proportional to 944,619.70, 1,303,588.74 and 514,899.82 is: 710,569.14
Step by Step Solution
- Step 1: Write the proportion equation
944,619.70 : 1,303,588.74 = 514,899.82 : x - Step 2: Convert to fraction form
944,619.70/1,303,588.74 = 514,899.82/x - Step 3: Cross multiply
944,619.70x = 1,303,588.74 × 514,899.82 - Step 4: Simplify right side
944,619.70x = 671,217,607,580.03 - Step 5: Solve for x
x = 671,217,607,580.03/944,619.70 - Step 6: Final answer
x = 710,569.14
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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.