Finding the Fourth Proportional to 609,988.04, 841,581.84 and 368,178.74
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Solution
The fourth proportional to 609,988.04, 841,581.84 and 368,178.74 is: 507,964.95
Step by Step Solution
- Step 1: Write the proportion equation
609,988.04 : 841,581.84 = 368,178.74 : x - Step 2: Convert to fraction form
609,988.04/841,581.84 = 368,178.74/x - Step 3: Cross multiply
609,988.04x = 841,581.84 × 368,178.74 - Step 4: Simplify right side
609,988.04x = 309,852,541,458.08 - Step 5: Solve for x
x = 309,852,541,458.08/609,988.04 - Step 6: Final answer
x = 507,964.95
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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.