Finding the Fourth Proportional to 698,067.36, 963,374.10 and 525,681.18
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Solution
The fourth proportional to 698,067.36, 963,374.10 and 525,681.18 is: 725,471.02
Step by Step Solution
- Step 1: Write the proportion equation
698,067.36 : 963,374.10 = 525,681.18 : x - Step 2: Convert to fraction form
698,067.36/963,374.10 = 525,681.18/x - Step 3: Cross multiply
698,067.36x = 963,374.10 × 525,681.18 - Step 4: Simplify right side
698,067.36x = 506,427,633,669.44 - Step 5: Solve for x
x = 506,427,633,669.44/698,067.36 - Step 6: Final answer
x = 725,471.02
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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.