Finding the Fourth Proportional to 539,546.41, 744,569.85 and 297,829.06
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Solution
The fourth proportional to 539,546.41, 744,569.85 and 297,829.06 is: 411,001.79
Step by Step Solution
- Step 1: Write the proportion equation
539,546.41 : 744,569.85 = 297,829.06 : x - Step 2: Convert to fraction form
539,546.41/744,569.85 = 297,829.06/x - Step 3: Cross multiply
539,546.41x = 744,569.85 × 297,829.06 - Step 4: Simplify right side
539,546.41x = 221,754,538,529.84 - Step 5: Solve for x
x = 221,754,538,529.84/539,546.41 - Step 6: Final answer
x = 411,001.79
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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.