Finding the Fourth Proportional to 942,315.92, 1,300,372.68 and 539,882
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Solution
The fourth proportional to 942,315.92, 1,300,372.68 and 539,882 is: 745,023.82
Step by Step Solution
- Step 1: Write the proportion equation
942,315.92 : 1,300,372.68 = 539,882 : x - Step 2: Convert to fraction form
942,315.92/1,300,372.68 = 539,882/x - Step 3: Cross multiply
942,315.92x = 1,300,372.68 × 539,882 - Step 4: Simplify right side
942,315.92x = 702,047,803,223.76 - Step 5: Solve for x
x = 702,047,803,223.76/942,315.92 - Step 6: Final answer
x = 745,023.82
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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.