Finding the Fourth Proportional to 851,572.12, 1,275,283.16 and 563,208.08
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Solution
The fourth proportional to 851,572.12, 1,275,283.16 and 563,208.08 is: 843,439.75
Step by Step Solution
- Step 1: Write the proportion equation
851,572.12 : 1,275,283.16 = 563,208.08 : x - Step 2: Convert to fraction form
851,572.12/1,275,283.16 = 563,208.08/x - Step 3: Cross multiply
851,572.12x = 1,275,283.16 × 563,208.08 - Step 4: Simplify right side
851,572.12x = 718,249,779,999.93 - Step 5: Solve for x
x = 718,249,779,999.93/851,572.12 - Step 6: Final answer
x = 843,439.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.