Finding the Fourth Proportional to 842,936.64, 1,163,252.52 and 460,963.68
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Solution
The fourth proportional to 842,936.64, 1,163,252.52 and 460,963.68 is: 636,129.85
Step by Step Solution
- Step 1: Write the proportion equation
842,936.64 : 1,163,252.52 = 460,963.68 : x - Step 2: Convert to fraction form
842,936.64/1,163,252.52 = 460,963.68/x - Step 3: Cross multiply
842,936.64x = 1,163,252.52 × 460,963.68 - Step 4: Simplify right side
842,936.64x = 536,217,162,388.47 - Step 5: Solve for x
x = 536,217,162,388.47/842,936.64 - Step 6: Final answer
x = 636,129.85
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.