Finding the Fourth Proportional to 962,395.68, 1,327,781.75 and 554,487.38
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Solution
The fourth proportional to 962,395.68, 1,327,781.75 and 554,487.38 is: 765,005.74
Step by Step Solution
- Step 1: Write the proportion equation
962,395.68 : 1,327,781.75 = 554,487.38 : x - Step 2: Convert to fraction form
962,395.68/1,327,781.75 = 554,487.38/x - Step 3: Cross multiply
962,395.68x = 1,327,781.75 × 554,487.38 - Step 4: Simplify right side
962,395.68x = 736,238,223,769.32 - Step 5: Solve for x
x = 736,238,223,769.32/962,395.68 - Step 6: Final answer
x = 765,005.74
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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.