Finding the Fourth Proportional to 697,225.36, 961,655.28 and 452,270.44
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Solution
The fourth proportional to 697,225.36, 961,655.28 and 452,270.44 is: 623,798.68
Step by Step Solution
- Step 1: Write the proportion equation
697,225.36 : 961,655.28 = 452,270.44 : x - Step 2: Convert to fraction form
697,225.36/961,655.28 = 452,270.44/x - Step 3: Cross multiply
697,225.36x = 961,655.28 × 452,270.44 - Step 4: Simplify right side
697,225.36x = 434,928,256,613.92 - Step 5: Solve for x
x = 434,928,256,613.92/697,225.36 - Step 6: Final answer
x = 623,798.68
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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.