Finding the Fourth Proportional to 514,051.68, 709,306.96 and 322,929.76
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Solution
The fourth proportional to 514,051.68, 709,306.96 and 322,929.76 is: 445,590.07
Step by Step Solution
- Step 1: Write the proportion equation
514,051.68 : 709,306.96 = 322,929.76 : x - Step 2: Convert to fraction form
514,051.68/709,306.96 = 322,929.76/x - Step 3: Cross multiply
514,051.68x = 709,306.96 × 322,929.76 - Step 4: Simplify right side
514,051.68x = 229,056,326,359.13 - Step 5: Solve for x
x = 229,056,326,359.13/514,051.68 - Step 6: Final answer
x = 445,590.07
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.