Finding the Fourth Proportional to 633,019.16, 873,564.99 and 346,536.74
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Solution
The fourth proportional to 633,019.16, 873,564.99 and 346,536.74 is: 478,219.91
Step by Step Solution
- Step 1: Write the proportion equation
633,019.16 : 873,564.99 = 346,536.74 : x - Step 2: Convert to fraction form
633,019.16/873,564.99 = 346,536.74/x - Step 3: Cross multiply
633,019.16x = 873,564.99 × 346,536.74 - Step 4: Simplify right side
633,019.16x = 302,722,364,697.13 - Step 5: Solve for x
x = 302,722,364,697.13/633,019.16 - Step 6: Final answer
x = 478,219.91
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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.