Finding the Fourth Proportional to 632,953.98, 873,477.27 and 346,492.08
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Solution
The fourth proportional to 632,953.98, 873,477.27 and 346,492.08 is: 478,159.50
Step by Step Solution
- Step 1: Write the proportion equation
632,953.98 : 873,477.27 = 346,492.08 : x - Step 2: Convert to fraction form
632,953.98/873,477.27 = 346,492.08/x - Step 3: Cross multiply
632,953.98x = 873,477.27 × 346,492.08 - Step 4: Simplify right side
632,953.98x = 302,652,956,115.02 - Step 5: Solve for x
x = 302,652,956,115.02/632,953.98 - Step 6: Final answer
x = 478,159.50
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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.