Finding the Fourth Proportional to 695,564.68, 959,864.82 and 377,612.68
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Solution
The fourth proportional to 695,564.68, 959,864.82 and 377,612.68 is: 521,097.66
Step by Step Solution
- Step 1: Write the proportion equation
695,564.68 : 959,864.82 = 377,612.68 : x - Step 2: Convert to fraction form
695,564.68/959,864.82 = 377,612.68/x - Step 3: Cross multiply
695,564.68x = 959,864.82 × 377,612.68 - Step 4: Simplify right side
695,564.68x = 362,457,127,117.92 - Step 5: Solve for x
x = 362,457,127,117.92/695,564.68 - Step 6: Final answer
x = 521,097.66
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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.