Finding the Fourth Proportional to 544,918.66, 752,098.17 and 318,637.06
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Solution
The fourth proportional to 544,918.66, 752,098.17 and 318,637.06 is: 439,783.71
Step by Step Solution
- Step 1: Write the proportion equation
544,918.66 : 752,098.17 = 318,637.06 : x - Step 2: Convert to fraction form
544,918.66/752,098.17 = 318,637.06/x - Step 3: Cross multiply
544,918.66x = 752,098.17 × 318,637.06 - Step 4: Simplify right side
544,918.66x = 239,646,349,720.18 - Step 5: Solve for x
x = 239,646,349,720.18/544,918.66 - Step 6: Final answer
x = 439,783.71
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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.