Finding the Fourth Proportional to 905,386.02, 1,249,585.11 and 523,633.02
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Solution
The fourth proportional to 905,386.02, 1,249,585.11 and 523,633.02 is: 722,701.71
Step by Step Solution
- Step 1: Write the proportion equation
905,386.02 : 1,249,585.11 = 523,633.02 : x - Step 2: Convert to fraction form
905,386.02/1,249,585.11 = 523,633.02/x - Step 3: Cross multiply
905,386.02x = 1,249,585.11 × 523,633.02 - Step 4: Simplify right side
905,386.02x = 654,324,024,896.33 - Step 5: Solve for x
x = 654,324,024,896.33/905,386.02 - Step 6: Final answer
x = 722,701.71
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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.