Finding the Fourth Proportional to 450,704.40, 621,976.68 and 249,496.08
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Solution
The fourth proportional to 450,704.40, 621,976.68 and 249,496.08 is: 344,307.14
Step by Step Solution
- Step 1: Write the proportion equation
450,704.40 : 621,976.68 = 249,496.08 : x - Step 2: Convert to fraction form
450,704.40/621,976.68 = 249,496.08/x - Step 3: Cross multiply
450,704.40x = 621,976.68 × 249,496.08 - Step 4: Simplify right side
450,704.40x = 155,180,743,511.41 - Step 5: Solve for x
x = 155,180,743,511.41/450,704.40 - Step 6: Final answer
x = 344,307.14
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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.