Finding the Fourth Proportional to 953,835.21, 1,316,324.93 and 524,130.75
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Solution
The fourth proportional to 953,835.21, 1,316,324.93 and 524,130.75 is: 723,318.20
Step by Step Solution
- Step 1: Write the proportion equation
953,835.21 : 1,316,324.93 = 524,130.75 : x - Step 2: Convert to fraction form
953,835.21/1,316,324.93 = 524,130.75/x - Step 3: Cross multiply
953,835.21x = 1,316,324.93 × 524,130.75 - Step 4: Simplify right side
953,835.21x = 689,926,370,183.94 - Step 5: Solve for x
x = 689,926,370,183.94/953,835.21 - Step 6: Final answer
x = 723,318.20
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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.