Finding the Fourth Proportional to 503,652.09, 695,374.77 and 387,159.11
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Solution
The fourth proportional to 503,652.09, 695,374.77 and 387,159.11 is: 534,536.99
Step by Step Solution
- Step 1: Write the proportion equation
503,652.09 : 695,374.77 = 387,159.11 : x - Step 2: Convert to fraction form
503,652.09/695,374.77 = 387,159.11/x - Step 3: Cross multiply
503,652.09x = 695,374.77 × 387,159.11 - Step 4: Simplify right side
503,652.09x = 269,220,673,592.78 - Step 5: Solve for x
x = 269,220,673,592.78/503,652.09 - Step 6: Final answer
x = 534,536.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.