Finding the Fourth Proportional to 948,769.62, 1,309,317.93 and 519,052.74
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Solution
The fourth proportional to 948,769.62, 1,309,317.93 and 519,052.74 is: 716,301.45
Step by Step Solution
- Step 1: Write the proportion equation
948,769.62 : 1,309,317.93 = 519,052.74 : x - Step 2: Convert to fraction form
948,769.62/1,309,317.93 = 519,052.74/x - Step 3: Cross multiply
948,769.62x = 1,309,317.93 × 519,052.74 - Step 4: Simplify right side
948,769.62x = 679,605,059,097.63 - Step 5: Solve for x
x = 679,605,059,097.63/948,769.62 - Step 6: Final answer
x = 716,301.45
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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.