Finding the Fourth Proportional to 909,862.18, 1,365,035.04 and 310,822.24
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Solution
The fourth proportional to 909,862.18, 1,365,035.04 and 310,822.24 is: 466,315.95
Step by Step Solution
- Step 1: Write the proportion equation
909,862.18 : 1,365,035.04 = 310,822.24 : x - Step 2: Convert to fraction form
909,862.18/1,365,035.04 = 310,822.24/x - Step 3: Cross multiply
909,862.18x = 1,365,035.04 × 310,822.24 - Step 4: Simplify right side
909,862.18x = 424,283,248,811.29 - Step 5: Solve for x
x = 424,283,248,811.29/909,862.18 - Step 6: Final answer
x = 466,315.95
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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.