Finding the Fourth Proportional to 947,283.65, 1,307,235.98 and 517,554.53
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Solution
The fourth proportional to 947,283.65, 1,307,235.98 and 517,554.53 is: 714,216.80
Step by Step Solution
- Step 1: Write the proportion equation
947,283.65 : 1,307,235.98 = 517,554.53 : x - Step 2: Convert to fraction form
947,283.65/1,307,235.98 = 517,554.53/x - Step 3: Cross multiply
947,283.65x = 1,307,235.98 × 517,554.53 - Step 4: Simplify right side
947,283.65x = 676,565,894,104.04 - Step 5: Solve for x
x = 676,565,894,104.04/947,283.65 - Step 6: Final answer
x = 714,216.80
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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.