Finding the Fourth Proportional to 1,277,267.49, 1,915,946.51 and 317,728.10
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Solution
The fourth proportional to 1,277,267.49, 1,915,946.51 and 317,728.10 is: 476,603.40
Step by Step Solution
- Step 1: Write the proportion equation
1,277,267.49 : 1,915,946.51 = 317,728.10 : x - Step 2: Convert to fraction form
1,277,267.49/1,915,946.51 = 317,728.10/x - Step 3: Cross multiply
1,277,267.49x = 1,915,946.51 × 317,728.10 - Step 4: Simplify right side
1,277,267.49x = 608,750,033,155.56 - Step 5: Solve for x
x = 608,750,033,155.56/1,277,267.49 - Step 6: Final answer
x = 476,603.40
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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.