Finding the Fourth Proportional to 905,547.36, 1,358,319.60 and 240,699.36
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Solution
The fourth proportional to 905,547.36, 1,358,319.60 and 240,699.36 is: 361,048.66
Step by Step Solution
- Step 1: Write the proportion equation
905,547.36 : 1,358,319.60 = 240,699.36 : x - Step 2: Convert to fraction form
905,547.36/1,358,319.60 = 240,699.36/x - Step 3: Cross multiply
905,547.36x = 1,358,319.60 × 240,699.36 - Step 4: Simplify right side
905,547.36x = 326,946,658,395.46 - Step 5: Solve for x
x = 326,946,658,395.46/905,547.36 - Step 6: Final answer
x = 361,048.66
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.