Finding the Fourth Proportional to 609,836.84, 841,606.08 and 368,116.28
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Solution
The fourth proportional to 609,836.84, 841,606.08 and 368,116.28 is: 508,019.32
Step by Step Solution
- Step 1: Write the proportion equation
609,836.84 : 841,606.08 = 368,116.28 : x - Step 2: Convert to fraction form
609,836.84/841,606.08 = 368,116.28/x - Step 3: Cross multiply
609,836.84x = 841,606.08 × 368,116.28 - Step 4: Simplify right side
609,836.84x = 309,808,899,394.98 - Step 5: Solve for x
x = 309,808,899,394.98/609,836.84 - Step 6: Final answer
x = 508,019.32
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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.