Finding the Fourth Proportional to 1,145,291.84, 1,718,159.20 and 435,264.53
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Solution
The fourth proportional to 1,145,291.84, 1,718,159.20 and 435,264.53 is: 652,980.94
Step by Step Solution
- Step 1: Write the proportion equation
1,145,291.84 : 1,718,159.20 = 435,264.53 : x - Step 2: Convert to fraction form
1,145,291.84/1,718,159.20 = 435,264.53/x - Step 3: Cross multiply
1,145,291.84x = 1,718,159.20 × 435,264.53 - Step 4: Simplify right side
1,145,291.84x = 747,853,746,974.22 - Step 5: Solve for x
x = 747,853,746,974.22/1,145,291.84 - Step 6: Final answer
x = 652,980.94
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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.