Finding the Fourth Proportional to 969,038.44, 1,337,317.09 and 539,346.09
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Solution
The fourth proportional to 969,038.44, 1,337,317.09 and 539,346.09 is: 744,322.12
Step by Step Solution
- Step 1: Write the proportion equation
969,038.44 : 1,337,317.09 = 539,346.09 : x - Step 2: Convert to fraction form
969,038.44/1,337,317.09 = 539,346.09/x - Step 3: Cross multiply
969,038.44x = 1,337,317.09 × 539,346.09 - Step 4: Simplify right side
969,038.44x = 721,276,747,248.25 - Step 5: Solve for x
x = 721,276,747,248.25/969,038.44 - Step 6: Final answer
x = 744,322.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.