Finding the Fourth Proportional to 841,089.93, 1,160,700.75 and 459,117.02
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Solution
The fourth proportional to 841,089.93, 1,160,700.75 and 459,117.02 is: 633,579.65
Step by Step Solution
- Step 1: Write the proportion equation
841,089.93 : 1,160,700.75 = 459,117.02 : x - Step 2: Convert to fraction form
841,089.93/1,160,700.75 = 459,117.02/x - Step 3: Cross multiply
841,089.93x = 1,160,700.75 × 459,117.02 - Step 4: Simplify right side
841,089.93x = 532,897,463,648.26 - Step 5: Solve for x
x = 532,897,463,648.26/841,089.93 - Step 6: Final answer
x = 633,579.65
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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.