Finding the Fourth Proportional to 968,407.79, 1,452,777.12 and 399,477.87
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Solution
The fourth proportional to 968,407.79, 1,452,777.12 and 399,477.87 is: 599,285.05
Step by Step Solution
- Step 1: Write the proportion equation
968,407.79 : 1,452,777.12 = 399,477.87 : x - Step 2: Convert to fraction form
968,407.79/1,452,777.12 = 399,477.87/x - Step 3: Cross multiply
968,407.79x = 1,452,777.12 × 399,477.87 - Step 4: Simplify right side
968,407.79x = 580,352,309,482.34 - Step 5: Solve for x
x = 580,352,309,482.34/968,407.79 - Step 6: Final answer
x = 599,285.05
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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.