Finding the Fourth Proportional to 660,967.19, 912,132.48 and 374,541.87
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Solution
The fourth proportional to 660,967.19, 912,132.48 and 374,541.87 is: 516,866.51
Step by Step Solution
- Step 1: Write the proportion equation
660,967.19 : 912,132.48 = 374,541.87 : x - Step 2: Convert to fraction form
660,967.19/912,132.48 = 374,541.87/x - Step 3: Cross multiply
660,967.19x = 912,132.48 × 374,541.87 - Step 4: Simplify right side
660,967.19x = 341,631,802,874.23 - Step 5: Solve for x
x = 341,631,802,874.23/660,967.19 - Step 6: Final answer
x = 516,866.51
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.