Finding the Fourth Proportional to 736,140.24, 1,104,211.04 and 230,740.74
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Solution
The fourth proportional to 736,140.24, 1,104,211.04 and 230,740.74 is: 346,111.32
Step by Step Solution
- Step 1: Write the proportion equation
736,140.24 : 1,104,211.04 = 230,740.74 : x - Step 2: Convert to fraction form
736,140.24/1,104,211.04 = 230,740.74/x - Step 3: Cross multiply
736,140.24x = 1,104,211.04 × 230,740.74 - Step 4: Simplify right side
736,140.24x = 254,786,471,332.07 - Step 5: Solve for x
x = 254,786,471,332.07/736,140.24 - Step 6: Final answer
x = 346,111.32
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1.5x scale
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.