Finding the Fourth Proportional to 558,553.76, 831,513.62 and 555,232.76
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Solution
The fourth proportional to 558,553.76, 831,513.62 and 555,232.76 is: 826,569.68
Step by Step Solution
- Step 1: Write the proportion equation
558,553.76 : 831,513.62 = 555,232.76 : x - Step 2: Convert to fraction form
558,553.76/831,513.62 = 555,232.76/x - Step 3: Cross multiply
558,553.76x = 831,513.62 × 555,232.76 - Step 4: Simplify right side
558,553.76x = 461,683,602,210.19 - Step 5: Solve for x
x = 461,683,602,210.19/558,553.76 - Step 6: Final answer
x = 826,569.68
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.