Finding the Fourth Proportional to 688,929.23, 1,033,417.16 and 239,653.98
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Solution
The fourth proportional to 688,929.23, 1,033,417.16 and 239,653.98 is: 359,489.08
Step by Step Solution
- Step 1: Write the proportion equation
688,929.23 : 1,033,417.16 = 239,653.98 : x - Step 2: Convert to fraction form
688,929.23/1,033,417.16 = 239,653.98/x - Step 3: Cross multiply
688,929.23x = 1,033,417.16 × 239,653.98 - Step 4: Simplify right side
688,929.23x = 247,662,534,795.16 - Step 5: Solve for x
x = 247,662,534,795.16/688,929.23 - Step 6: Final answer
x = 359,489.08
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.