Finding the Fourth Proportional to 411,064.76, 567,111.88 and 249,860.99
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Solution
The fourth proportional to 411,064.76, 567,111.88 and 249,860.99 is: 344,712.44
Step by Step Solution
- Step 1: Write the proportion equation
411,064.76 : 567,111.88 = 249,860.99 : x - Step 2: Convert to fraction form
411,064.76/567,111.88 = 249,860.99/x - Step 3: Cross multiply
411,064.76x = 567,111.88 × 249,860.99 - Step 4: Simplify right side
411,064.76x = 141,699,135,777.56 - Step 5: Solve for x
x = 141,699,135,777.56/411,064.76 - Step 6: Final answer
x = 344,712.44
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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.