Finding the Fourth Proportional to 1,154,372.76, 1,731,748.68 and 355,636.80
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Solution
The fourth proportional to 1,154,372.76, 1,731,748.68 and 355,636.80 is: 533,513.59
Step by Step Solution
- Step 1: Write the proportion equation
1,154,372.76 : 1,731,748.68 = 355,636.80 : x - Step 2: Convert to fraction form
1,154,372.76/1,731,748.68 = 355,636.80/x - Step 3: Cross multiply
1,154,372.76x = 1,731,748.68 × 355,636.80 - Step 4: Simplify right side
1,154,372.76x = 615,873,558,959.42 - Step 5: Solve for x
x = 615,873,558,959.42/1,154,372.76 - Step 6: Final answer
x = 533,513.59
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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.