Finding the Fourth Proportional to 889,599.48, 1,227,735.18 and 507,683.67
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Solution
The fourth proportional to 889,599.48, 1,227,735.18 and 507,683.67 is: 700,653.63
Step by Step Solution
- Step 1: Write the proportion equation
889,599.48 : 1,227,735.18 = 507,683.67 : x - Step 2: Convert to fraction form
889,599.48/1,227,735.18 = 507,683.67/x - Step 3: Cross multiply
889,599.48x = 1,227,735.18 × 507,683.67 - Step 4: Simplify right side
889,599.48x = 623,301,101,970.51 - Step 5: Solve for x
x = 623,301,101,970.51/889,599.48 - Step 6: Final answer
x = 700,653.63
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.