Finding the Fourth Proportional to 516,349.99, 773,971.24 and 249,743.76
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Solution
The fourth proportional to 516,349.99, 773,971.24 and 249,743.76 is: 374,347.80
Step by Step Solution
- Step 1: Write the proportion equation
516,349.99 : 773,971.24 = 249,743.76 : x - Step 2: Convert to fraction form
516,349.99/773,971.24 = 249,743.76/x - Step 3: Cross multiply
516,349.99x = 773,971.24 × 249,743.76 - Step 4: Simplify right side
516,349.99x = 193,294,484,550.98 - Step 5: Solve for x
x = 193,294,484,550.98/516,349.99 - Step 6: Final answer
x = 374,347.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.