Finding the Fourth Proportional to 836,363.79, 1,153,927.76 and 473,730.03
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Solution
The fourth proportional to 836,363.79, 1,153,927.76 and 473,730.03 is: 653,603.42
Step by Step Solution
- Step 1: Write the proportion equation
836,363.79 : 1,153,927.76 = 473,730.03 : x - Step 2: Convert to fraction form
836,363.79/1,153,927.76 = 473,730.03/x - Step 3: Cross multiply
836,363.79x = 1,153,927.76 × 473,730.03 - Step 4: Simplify right side
836,363.79x = 546,650,229,993.98 - Step 5: Solve for x
x = 546,650,229,993.98/836,363.79 - Step 6: Final answer
x = 653,603.42
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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.