Finding the Fourth Proportional to 953,744.93, 1,430,395.45 and 354,988.07
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Solution
The fourth proportional to 953,744.93, 1,430,395.45 and 354,988.07 is: 532,399.50
Step by Step Solution
- Step 1: Write the proportion equation
953,744.93 : 1,430,395.45 = 354,988.07 : x - Step 2: Convert to fraction form
953,744.93/1,430,395.45 = 354,988.07/x - Step 3: Cross multiply
953,744.93x = 1,430,395.45 × 354,988.07 - Step 4: Simplify right side
953,744.93x = 507,773,320,132.28 - Step 5: Solve for x
x = 507,773,320,132.28/953,744.93 - Step 6: Final answer
x = 532,399.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.