Home / 733,828.60-1,099,868.10-307,363.60

Finding the Fourth Proportional to 733,828.60, 1,099,868.10 and 307,363.60

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Solution

The fourth proportional to 733,828.60, 1,099,868.10 and 307,363.60 is: 460,678.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,828.60 : 1,099,868.10 = 307,363.60 : x
  2. Step 2: Convert to fraction form
    733,828.60/1,099,868.10 = 307,363.60/x
  3. Step 3: Cross multiply
    733,828.60x = 1,099,868.10 × 307,363.60
  4. Step 4: Simplify right side
    733,828.60x = 338,059,418,741.16
  5. Step 5: Solve for x
    x = 338,059,418,741.16/733,828.60
  6. Step 6: Final answer
    x = 460,678.99

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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.