Finding the Fourth Proportional to 742,582.59, 1,024,765.95 and 403,050.84
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Solution
The fourth proportional to 742,582.59, 1,024,765.95 and 403,050.84 is: 556,211.23
Step by Step Solution
- Step 1: Write the proportion equation
742,582.59 : 1,024,765.95 = 403,050.84 : x - Step 2: Convert to fraction form
742,582.59/1,024,765.95 = 403,050.84/x - Step 3: Cross multiply
742,582.59x = 1,024,765.95 × 403,050.84 - Step 4: Simplify right side
742,582.59x = 413,032,776,950.90 - Step 5: Solve for x
x = 413,032,776,950.90/742,582.59 - Step 6: Final answer
x = 556,211.23
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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.