Finding the Fourth Proportional to 376,701.24, 519,984.18 and 249,417.84
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Solution
The fourth proportional to 376,701.24, 519,984.18 and 249,417.84 is: 344,286.98
Step by Step Solution
- Step 1: Write the proportion equation
376,701.24 : 519,984.18 = 249,417.84 : x - Step 2: Convert to fraction form
376,701.24/519,984.18 = 249,417.84/x - Step 3: Cross multiply
376,701.24x = 519,984.18 × 249,417.84 - Step 4: Simplify right side
376,701.24x = 129,693,331,009.77 - Step 5: Solve for x
x = 129,693,331,009.77/376,701.24 - Step 6: Final answer
x = 344,286.98
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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.