Finding the Fourth Proportional to 679,060.14, 937,102.74 and 373,156.23
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Solution
The fourth proportional to 679,060.14, 937,102.74 and 373,156.23 is: 514,955.46
Step by Step Solution
- Step 1: Write the proportion equation
679,060.14 : 937,102.74 = 373,156.23 : x - Step 2: Convert to fraction form
679,060.14/937,102.74 = 373,156.23/x - Step 3: Cross multiply
679,060.14x = 937,102.74 × 373,156.23 - Step 4: Simplify right side
679,060.14x = 349,685,725,581.07 - Step 5: Solve for x
x = 349,685,725,581.07/679,060.14 - Step 6: Final answer
x = 514,955.46
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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.