Finding the Fourth Proportional to 934,730.10, 1,288,416.42 and 730,426.02
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Solution
The fourth proportional to 934,730.10, 1,288,416.42 and 730,426.02 is: 1,006,807.07
Step by Step Solution
- Step 1: Write the proportion equation
934,730.10 : 1,288,416.42 = 730,426.02 : x - Step 2: Convert to fraction form
934,730.10/1,288,416.42 = 730,426.02/x - Step 3: Cross multiply
934,730.10x = 1,288,416.42 × 730,426.02 - Step 4: Simplify right side
934,730.10x = 941,092,877,763.25 - Step 5: Solve for x
x = 941,092,877,763.25/934,730.10 - Step 6: Final answer
x = 1,006,807.07
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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.