Finding the Fourth Proportional to 976,353.52, 1,347,252.68 and 562,885.68
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Solution
The fourth proportional to 976,353.52, 1,347,252.68 and 562,885.68 is: 776,715.84
Step by Step Solution
- Step 1: Write the proportion equation
976,353.52 : 1,347,252.68 = 562,885.68 : x - Step 2: Convert to fraction form
976,353.52/1,347,252.68 = 562,885.68/x - Step 3: Cross multiply
976,353.52x = 1,347,252.68 × 562,885.68 - Step 4: Simplify right side
976,353.52x = 758,349,240,913.62 - Step 5: Solve for x
x = 758,349,240,913.62/976,353.52 - Step 6: Final answer
x = 776,715.84
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1.5x scale
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.