Finding the Fourth Proportional to 617,946.10, 866,368.70 and 617,946.10
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Solution
The fourth proportional to 617,946.10, 866,368.70 and 617,946.10 is: 866,368.70
Step by Step Solution
- Step 1: Write the proportion equation
617,946.10 : 866,368.70 = 617,946.10 : x - Step 2: Convert to fraction form
617,946.10/866,368.70 = 617,946.10/x - Step 3: Cross multiply
617,946.10x = 866,368.70 × 617,946.10 - Step 4: Simplify right side
617,946.10x = 535,369,159,327.07 - Step 5: Solve for x
x = 535,369,159,327.07/617,946.10 - Step 6: Final answer
x = 866,368.70
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These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.