Finding the Fourth Proportional to 708,024.08, 977,070.30 and 385,733.18
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Solution
The fourth proportional to 708,024.08, 977,070.30 and 385,733.18 is: 532,310.19
Step by Step Solution
- Step 1: Write the proportion equation
708,024.08 : 977,070.30 = 385,733.18 : x - Step 2: Convert to fraction form
708,024.08/977,070.30 = 385,733.18/x - Step 3: Cross multiply
708,024.08x = 977,070.30 × 385,733.18 - Step 4: Simplify right side
708,024.08x = 376,888,429,017.20 - Step 5: Solve for x
x = 376,888,429,017.20/708,024.08 - Step 6: Final answer
x = 532,310.19
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.