Finding the Fourth Proportional to 583,637.94, 805,432.68 and 328,989.06
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Solution
The fourth proportional to 583,637.94, 805,432.68 and 328,989.06 is: 454,011.85
Step by Step Solution
- Step 1: Write the proportion equation
583,637.94 : 805,432.68 = 328,989.06 : x - Step 2: Convert to fraction form
583,637.94/805,432.68 = 328,989.06/x - Step 3: Cross multiply
583,637.94x = 805,432.68 × 328,989.06 - Step 4: Simplify right side
583,637.94x = 264,978,540,286.48 - Step 5: Solve for x
x = 264,978,540,286.48/583,637.94 - Step 6: Final answer
x = 454,011.85
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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.