Finding the Fourth Proportional to 583,382.36, 805,132.64 and 368,512.04
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Solution
The fourth proportional to 583,382.36, 805,132.64 and 368,512.04 is: 508,587.66
Step by Step Solution
- Step 1: Write the proportion equation
583,382.36 : 805,132.64 = 368,512.04 : x - Step 2: Convert to fraction form
583,382.36/805,132.64 = 368,512.04/x - Step 3: Cross multiply
583,382.36x = 805,132.64 × 368,512.04 - Step 4: Simplify right side
583,382.36x = 296,701,071,636.99 - Step 5: Solve for x
x = 296,701,071,636.99/583,382.36 - Step 6: Final answer
x = 508,587.66
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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.