Finding the Fourth Proportional to 652,218.57, 898,681.91 and 607,338.09
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Solution
The fourth proportional to 652,218.57, 898,681.91 and 607,338.09 is: 836,841.78
Step by Step Solution
- Step 1: Write the proportion equation
652,218.57 : 898,681.91 = 607,338.09 : x - Step 2: Convert to fraction form
652,218.57/898,681.91 = 607,338.09/x - Step 3: Cross multiply
652,218.57x = 898,681.91 × 607,338.09 - Step 4: Simplify right side
652,218.57x = 545,803,751,700.26 - Step 5: Solve for x
x = 545,803,751,700.26/652,218.57 - Step 6: Final answer
x = 836,841.78
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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.