Finding the Fourth Proportional to 953,588.65, 1,430,394.80 and 279,683.87
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Solution
The fourth proportional to 953,588.65, 1,430,394.80 and 279,683.87 is: 419,529.26
Step by Step Solution
- Step 1: Write the proportion equation
953,588.65 : 1,430,394.80 = 279,683.87 : x - Step 2: Convert to fraction form
953,588.65/1,430,394.80 = 279,683.87/x - Step 3: Cross multiply
953,588.65x = 1,430,394.80 × 279,683.87 - Step 4: Simplify right side
953,588.65x = 400,058,344,741.48 - Step 5: Solve for x
x = 400,058,344,741.48/953,588.65 - Step 6: Final answer
x = 419,529.26
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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.