Finding the Fourth Proportional to 1,105,053.74, 1,658,216.21 and 465,307.03
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Solution
The fourth proportional to 1,105,053.74, 1,658,216.21 and 465,307.03 is: 698,228.18
Step by Step Solution
- Step 1: Write the proportion equation
1,105,053.74 : 1,658,216.21 = 465,307.03 : x - Step 2: Convert to fraction form
1,105,053.74/1,658,216.21 = 465,307.03/x - Step 3: Cross multiply
1,105,053.74x = 1,658,216.21 × 465,307.03 - Step 4: Simplify right side
1,105,053.74x = 771,579,659,519.19 - Step 5: Solve for x
x = 771,579,659,519.19/1,105,053.74 - Step 6: Final answer
x = 698,228.18
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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.