Finding the Fourth Proportional to 937,664.91, 1,293,980.94 and 507,943.98
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Solution
The fourth proportional to 937,664.91, 1,293,980.94 and 507,943.98 is: 700,964.51
Step by Step Solution
- Step 1: Write the proportion equation
937,664.91 : 1,293,980.94 = 507,943.98 : x - Step 2: Convert to fraction form
937,664.91/1,293,980.94 = 507,943.98/x - Step 3: Cross multiply
937,664.91x = 1,293,980.94 × 507,943.98 - Step 4: Simplify right side
937,664.91x = 657,269,828,707.74 - Step 5: Solve for x
x = 657,269,828,707.74/937,664.91 - Step 6: Final answer
x = 700,964.51
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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.