Finding the Fourth Proportional to 953,175.84, 1,316,555.28 and 712,533
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Solution
The fourth proportional to 953,175.84, 1,316,555.28 and 712,533 is: 984,172.12
Step by Step Solution
- Step 1: Write the proportion equation
953,175.84 : 1,316,555.28 = 712,533 : x - Step 2: Convert to fraction form
953,175.84/1,316,555.28 = 712,533/x - Step 3: Cross multiply
953,175.84x = 1,316,555.28 × 712,533 - Step 4: Simplify right side
953,175.84x = 938,089,083,324.24 - Step 5: Solve for x
x = 938,089,083,324.24/953,175.84 - Step 6: Final answer
x = 984,172.12
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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.