Home / 938,849.27-1,407,651.75-339,732.50

Finding the Fourth Proportional to 938,849.27, 1,407,651.75 and 339,732.50

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Solution

The fourth proportional to 938,849.27, 1,407,651.75 and 339,732.50 is: 509,373.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,849.27 : 1,407,651.75 = 339,732.50 : x
  2. Step 2: Convert to fraction form
    938,849.27/1,407,651.75 = 339,732.50/x
  3. Step 3: Cross multiply
    938,849.27x = 1,407,651.75 × 339,732.50
  4. Step 4: Simplify right side
    938,849.27x = 478,225,041,118.62
  5. Step 5: Solve for x
    x = 478,225,041,118.62/938,849.27
  6. Step 6: Final answer
    x = 509,373.61

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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.