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Finding the Fourth Proportional to 343,273.40, 514,910.10 and 296,034.20

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Solution

The fourth proportional to 343,273.40, 514,910.10 and 296,034.20 is: 444,051.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,273.40 : 514,910.10 = 296,034.20 : x
  2. Step 2: Convert to fraction form
    343,273.40/514,910.10 = 296,034.20/x
  3. Step 3: Cross multiply
    343,273.40x = 514,910.10 × 296,034.20
  4. Step 4: Simplify right side
    343,273.40x = 152,430,999,525.42
  5. Step 5: Solve for x
    x = 152,430,999,525.42/343,273.40
  6. Step 6: Final answer
    x = 444,051.30

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1.5x scale

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.