Finding the Fourth Proportional to 977,088.96, 1,465,457.76 and 346,006.08
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Solution
The fourth proportional to 977,088.96, 1,465,457.76 and 346,006.08 is: 518,946.91
Step by Step Solution
- Step 1: Write the proportion equation
977,088.96 : 1,465,457.76 = 346,006.08 : x - Step 2: Convert to fraction form
977,088.96/1,465,457.76 = 346,006.08/x - Step 3: Cross multiply
977,088.96x = 1,465,457.76 × 346,006.08 - Step 4: Simplify right side
977,088.96x = 507,057,294,943.18 - Step 5: Solve for x
x = 507,057,294,943.18/977,088.96 - Step 6: Final answer
x = 518,946.91
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.