Finding the Fourth Proportional to 531,259.16, 795,765.09 and 429,621.08
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Solution
The fourth proportional to 531,259.16, 795,765.09 and 429,621.08 is: 643,522.94
Step by Step Solution
- Step 1: Write the proportion equation
531,259.16 : 795,765.09 = 429,621.08 : x - Step 2: Convert to fraction form
531,259.16/795,765.09 = 429,621.08/x - Step 3: Cross multiply
531,259.16x = 795,765.09 × 429,621.08 - Step 4: Simplify right side
531,259.16x = 341,877,457,392.10 - Step 5: Solve for x
x = 341,877,457,392.10/531,259.16 - Step 6: Final answer
x = 643,522.94
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.