Finding the Fourth Proportional to 566,134.60, 781,176.80 and 324,370.66
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Solution
The fourth proportional to 566,134.60, 781,176.80 and 324,370.66 is: 447,580.55
Step by Step Solution
- Step 1: Write the proportion equation
566,134.60 : 781,176.80 = 324,370.66 : x - Step 2: Convert to fraction form
566,134.60/781,176.80 = 324,370.66/x - Step 3: Cross multiply
566,134.60x = 781,176.80 × 324,370.66 - Step 4: Simplify right side
566,134.60x = 253,390,834,192.69 - Step 5: Solve for x
x = 253,390,834,192.69/566,134.60 - Step 6: Final answer
x = 447,580.55
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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.