Finding the Fourth Proportional to 842,964.04, 1,264,444.62 and 393,534.28
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Solution
The fourth proportional to 842,964.04, 1,264,444.62 and 393,534.28 is: 590,300.75
Step by Step Solution
- Step 1: Write the proportion equation
842,964.04 : 1,264,444.62 = 393,534.28 : x - Step 2: Convert to fraction form
842,964.04/1,264,444.62 = 393,534.28/x - Step 3: Cross multiply
842,964.04x = 1,264,444.62 × 393,534.28 - Step 4: Simplify right side
842,964.04x = 497,602,303,131.57 - Step 5: Solve for x
x = 497,602,303,131.57/842,964.04 - Step 6: Final answer
x = 590,300.75
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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.