Finding the Fourth Proportional to 845,402.24, 1,165,581.12 and 603,973.76
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Solution
The fourth proportional to 845,402.24, 1,165,581.12 and 603,973.76 is: 832,716.52
Step by Step Solution
- Step 1: Write the proportion equation
845,402.24 : 1,165,581.12 = 603,973.76 : x - Step 2: Convert to fraction form
845,402.24/1,165,581.12 = 603,973.76/x - Step 3: Cross multiply
845,402.24x = 1,165,581.12 × 603,973.76 - Step 4: Simplify right side
845,402.24x = 703,980,411,631.41 - Step 5: Solve for x
x = 703,980,411,631.41/845,402.24 - Step 6: Final answer
x = 832,716.52
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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.