Finding the Fourth Proportional to 651,115.84, 977,036.64 and 351,590.08
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Solution
The fourth proportional to 651,115.84, 977,036.64 and 351,590.08 is: 527,581.07
Step by Step Solution
- Step 1: Write the proportion equation
651,115.84 : 977,036.64 = 351,590.08 : x - Step 2: Convert to fraction form
651,115.84/977,036.64 = 351,590.08/x - Step 3: Cross multiply
651,115.84x = 977,036.64 × 351,590.08 - Step 4: Simplify right side
651,115.84x = 343,516,390,420.53 - Step 5: Solve for x
x = 343,516,390,420.53/651,115.84 - Step 6: Final answer
x = 527,581.07
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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.