Finding the Fourth Proportional to 936,461.16, 1,292,319.81 and 506,741.29
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Solution
The fourth proportional to 936,461.16, 1,292,319.81 and 506,741.29 is: 699,304.82
Step by Step Solution
- Step 1: Write the proportion equation
936,461.16 : 1,292,319.81 = 506,741.29 : x - Step 2: Convert to fraction form
936,461.16/1,292,319.81 = 506,741.29/x - Step 3: Cross multiply
936,461.16x = 1,292,319.81 × 506,741.29 - Step 4: Simplify right side
936,461.16x = 654,871,804,381.16 - Step 5: Solve for x
x = 654,871,804,381.16/936,461.16 - Step 6: Final answer
x = 699,304.82
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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.