Finding the Fourth Proportional to 609,991.08, 841,775.58 and 368,283.84
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Solution
The fourth proportional to 609,991.08, 841,775.58 and 368,283.84 is: 508,224.39
Step by Step Solution
- Step 1: Write the proportion equation
609,991.08 : 841,775.58 = 368,283.84 : x - Step 2: Convert to fraction form
609,991.08/841,775.58 = 368,283.84/x - Step 3: Cross multiply
609,991.08x = 841,775.58 × 368,283.84 - Step 4: Simplify right side
609,991.08x = 310,012,343,020.63 - Step 5: Solve for x
x = 310,012,343,020.63/609,991.08 - Step 6: Final answer
x = 508,224.39
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1.5x scale
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.