Finding the Fourth Proportional to 430,648.11, 594,313.88 and 249,367.95
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Solution
The fourth proportional to 430,648.11, 594,313.88 and 249,367.95 is: 344,139.05
Step by Step Solution
- Step 1: Write the proportion equation
430,648.11 : 594,313.88 = 249,367.95 : x - Step 2: Convert to fraction form
430,648.11/594,313.88 = 249,367.95/x - Step 3: Cross multiply
430,648.11x = 594,313.88 × 249,367.95 - Step 4: Simplify right side
430,648.11x = 148,202,832,665.31 - Step 5: Solve for x
x = 148,202,832,665.31/430,648.11 - Step 6: Final answer
x = 344,139.05
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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.