Finding the Fourth Proportional to 1,154,409.16, 1,731,893.98 and 355,690.68
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Solution
The fourth proportional to 1,154,409.16, 1,731,893.98 and 355,690.68 is: 533,622.37
Step by Step Solution
- Step 1: Write the proportion equation
1,154,409.16 : 1,731,893.98 = 355,690.68 : x - Step 2: Convert to fraction form
1,154,409.16/1,731,893.98 = 355,690.68/x - Step 3: Cross multiply
1,154,409.16x = 1,731,893.98 × 355,690.68 - Step 4: Simplify right side
1,154,409.16x = 616,018,547,434.11 - Step 5: Solve for x
x = 616,018,547,434.11/1,154,409.16 - Step 6: Final answer
x = 533,622.37
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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.