Finding the Fourth Proportional to 752,693.22, 1,127,440.44 and 509,681.97
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Solution
The fourth proportional to 752,693.22, 1,127,440.44 and 509,681.97 is: 763,439.94
Step by Step Solution
- Step 1: Write the proportion equation
752,693.22 : 1,127,440.44 = 509,681.97 : x - Step 2: Convert to fraction form
752,693.22/1,127,440.44 = 509,681.97/x - Step 3: Cross multiply
752,693.22x = 1,127,440.44 × 509,681.97 - Step 4: Simplify right side
752,693.22x = 574,636,064,516.87 - Step 5: Solve for x
x = 574,636,064,516.87/752,693.22 - Step 6: Final answer
x = 763,439.94
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.