Home / 346,490.50-519,735.76-83,834.50

Finding the Fourth Proportional to 346,490.50, 519,735.76 and 83,834.50

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Solution

The fourth proportional to 346,490.50, 519,735.76 and 83,834.50 is: 125,751.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,490.50 : 519,735.76 = 83,834.50 : x
  2. Step 2: Convert to fraction form
    346,490.50/519,735.76 = 83,834.50/x
  3. Step 3: Cross multiply
    346,490.50x = 519,735.76 × 83,834.50
  4. Step 4: Simplify right side
    346,490.50x = 43,571,787,571.72
  5. Step 5: Solve for x
    x = 43,571,787,571.72/346,490.50
  6. Step 6: Final answer
    x = 125,751.75

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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.