Finding the Fourth Proportional to 921,318.98, 1,271,367.63 and 507,773.63
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Solution
The fourth proportional to 921,318.98, 1,271,367.63 and 507,773.63 is: 700,698.64
Step by Step Solution
- Step 1: Write the proportion equation
921,318.98 : 1,271,367.63 = 507,773.63 : x - Step 2: Convert to fraction form
921,318.98/1,271,367.63 = 507,773.63/x - Step 3: Cross multiply
921,318.98x = 1,271,367.63 × 507,773.63 - Step 4: Simplify right side
921,318.98x = 645,566,956,549.60 - Step 5: Solve for x
x = 645,566,956,549.60/921,318.98 - Step 6: Final answer
x = 700,698.64
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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.