Finding the Fourth Proportional to 632,762.16, 873,210.36 and 346,282.08
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Solution
The fourth proportional to 632,762.16, 873,210.36 and 346,282.08 is: 477,868.49
Step by Step Solution
- Step 1: Write the proportion equation
632,762.16 : 873,210.36 = 346,282.08 : x - Step 2: Convert to fraction form
632,762.16/873,210.36 = 346,282.08/x - Step 3: Cross multiply
632,762.16x = 873,210.36 × 346,282.08 - Step 4: Simplify right side
632,762.16x = 302,377,099,738.35 - Step 5: Solve for x
x = 302,377,099,738.35/632,762.16 - Step 6: Final answer
x = 477,868.49
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.