Finding the Fourth Proportional to 913,681.14, 1,370,493.18 and 434,254.08
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Solution
The fourth proportional to 913,681.14, 1,370,493.18 and 434,254.08 is: 651,367.56
Step by Step Solution
- Step 1: Write the proportion equation
913,681.14 : 1,370,493.18 = 434,254.08 : x - Step 2: Convert to fraction form
913,681.14/1,370,493.18 = 434,254.08/x - Step 3: Cross multiply
913,681.14x = 1,370,493.18 × 434,254.08 - Step 4: Simplify right side
913,681.14x = 595,142,255,027.18 - Step 5: Solve for x
x = 595,142,255,027.18/913,681.14 - Step 6: Final answer
x = 651,367.56
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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.