Finding the Fourth Proportional to 752,266.80, 1,128,388.32 and 302,977.08
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Solution
The fourth proportional to 752,266.80, 1,128,388.32 and 302,977.08 is: 454,460.84
Step by Step Solution
- Step 1: Write the proportion equation
752,266.80 : 1,128,388.32 = 302,977.08 : x - Step 2: Convert to fraction form
752,266.80/1,128,388.32 = 302,977.08/x - Step 3: Cross multiply
752,266.80x = 1,128,388.32 × 302,977.08 - Step 4: Simplify right side
752,266.80x = 341,875,798,299.71 - Step 5: Solve for x
x = 341,875,798,299.71/752,266.80 - Step 6: Final answer
x = 454,460.84
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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.