Finding the Fourth Proportional to 654,726.13, 982,130.70 and 205,464.71
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Solution
The fourth proportional to 654,726.13, 982,130.70 and 205,464.71 is: 308,210.09
Step by Step Solution
- Step 1: Write the proportion equation
654,726.13 : 982,130.70 = 205,464.71 : x - Step 2: Convert to fraction form
654,726.13/982,130.70 = 205,464.71/x - Step 3: Cross multiply
654,726.13x = 982,130.70 × 205,464.71 - Step 4: Simplify right side
654,726.13x = 201,793,199,457.60 - Step 5: Solve for x
x = 201,793,199,457.60/654,726.13 - Step 6: Final answer
x = 308,210.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.