Finding the Fourth Proportional to 937,075.12, 1,293,157.74 and 507,353.92
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Solution
The fourth proportional to 937,075.12, 1,293,157.74 and 507,353.92 is: 700,145.20
Step by Step Solution
- Step 1: Write the proportion equation
937,075.12 : 1,293,157.74 = 507,353.92 : x - Step 2: Convert to fraction form
937,075.12/1,293,157.74 = 507,353.92/x - Step 3: Cross multiply
937,075.12x = 1,293,157.74 × 507,353.92 - Step 4: Simplify right side
937,075.12x = 656,088,648,567.34 - Step 5: Solve for x
x = 656,088,648,567.34/937,075.12 - Step 6: Final answer
x = 700,145.20
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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.