Finding the Fourth Proportional to 707,041.54, 975,739.29 and 401,130.82
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Solution
The fourth proportional to 707,041.54, 975,739.29 and 401,130.82 is: 553,572.99
Step by Step Solution
- Step 1: Write the proportion equation
707,041.54 : 975,739.29 = 401,130.82 : x - Step 2: Convert to fraction form
707,041.54/975,739.29 = 401,130.82/x - Step 3: Cross multiply
707,041.54x = 975,739.29 × 401,130.82 - Step 4: Simplify right side
707,041.54x = 391,399,101,503.92 - Step 5: Solve for x
x = 391,399,101,503.92/707,041.54 - Step 6: Final answer
x = 553,572.99
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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.