Finding the Fourth Proportional to 554,567.21, 765,116.64 and 452,416.08
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Solution
The fourth proportional to 554,567.21, 765,116.64 and 452,416.08 is: 624,182.37
Step by Step Solution
- Step 1: Write the proportion equation
554,567.21 : 765,116.64 = 452,416.08 : x - Step 2: Convert to fraction form
554,567.21/765,116.64 = 452,416.08/x - Step 3: Cross multiply
554,567.21x = 765,116.64 × 452,416.08 - Step 4: Simplify right side
554,567.21x = 346,151,071,011.57 - Step 5: Solve for x
x = 346,151,071,011.57/554,567.21 - Step 6: Final answer
x = 624,182.37
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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.