Finding the Fourth Proportional to 867,113.08, 1,300,346.68 and 298,335.40
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Solution
The fourth proportional to 867,113.08, 1,300,346.68 and 298,335.40 is: 447,391.99
Step by Step Solution
- Step 1: Write the proportion equation
867,113.08 : 1,300,346.68 = 298,335.40 : x - Step 2: Convert to fraction form
867,113.08/1,300,346.68 = 298,335.40/x - Step 3: Cross multiply
867,113.08x = 1,300,346.68 × 298,335.40 - Step 4: Simplify right side
867,113.08x = 387,939,446,916.47 - Step 5: Solve for x
x = 387,939,446,916.47/867,113.08 - Step 6: Final answer
x = 447,391.99
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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.