Finding the Fourth Proportional to 750,210.36, 1,035,290.70 and 410,678.52
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Solution
The fourth proportional to 750,210.36, 1,035,290.70 and 410,678.52 is: 566,736.58
Step by Step Solution
- Step 1: Write the proportion equation
750,210.36 : 1,035,290.70 = 410,678.52 : x - Step 2: Convert to fraction form
750,210.36/1,035,290.70 = 410,678.52/x - Step 3: Cross multiply
750,210.36x = 1,035,290.70 × 410,678.52 - Step 4: Simplify right side
750,210.36x = 425,171,652,445.76 - Step 5: Solve for x
x = 425,171,652,445.76/750,210.36 - Step 6: Final answer
x = 566,736.58
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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.