Finding the Fourth Proportional to 615,904.16, 918,163.07 and 606,197.98
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Solution
The fourth proportional to 615,904.16, 918,163.07 and 606,197.98 is: 903,693.52
Step by Step Solution
- Step 1: Write the proportion equation
615,904.16 : 918,163.07 = 606,197.98 : x - Step 2: Convert to fraction form
615,904.16/918,163.07 = 606,197.98/x - Step 3: Cross multiply
615,904.16x = 918,163.07 × 606,197.98 - Step 4: Simplify right side
615,904.16x = 556,588,598,344.60 - Step 5: Solve for x
x = 556,588,598,344.60/615,904.16 - Step 6: Final answer
x = 903,693.52
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.