Finding the Fourth Proportional to 970,832.70, 1,455,730.65 and 409,232.70
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Solution
The fourth proportional to 970,832.70, 1,455,730.65 and 409,232.70 is: 613,630.53
Step by Step Solution
- Step 1: Write the proportion equation
970,832.70 : 1,455,730.65 = 409,232.70 : x - Step 2: Convert to fraction form
970,832.70/1,455,730.65 = 409,232.70/x - Step 3: Cross multiply
970,832.70x = 1,455,730.65 × 409,232.70 - Step 4: Simplify right side
970,832.70x = 595,732,584,372.26 - Step 5: Solve for x
x = 595,732,584,372.26/970,832.70 - Step 6: Final answer
x = 613,630.53
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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.